Railroad Padlocks - M thru M

Click to Enlarge Image "M". Brass body. Brass shackle. Made for: Possibly an Australian Railroad.
"The Frank Kidd Collection" 		6169
Click to Enlarge Image "M&ARR". Made for: Macon & Atlantic or Macon & Augusta or Manchester & Augusta or Mississippi & Alabama or Missouri & Arkansas or Mohawk & Adirondack or Montreal & Atlantic or Moulton & Albia or Mohnsville & Adamstown or Morganfield & Atlanta or Mobile & Alabama. 7364
Click to Enlarge Image "M&B". Made for: Macon & Birmingham or Macon & Brunswick or Madison & Beloit or Marianna & Blountstown or Mckean & Buffalo or Mckeesport & Bessemer or Middlesex & Boston or Milwaukee & Berlin or Mobile & Birmingham or Moncton & Buctouche or Moorehead & Barnesville or Milwaukee & Beloit or Montpelier & Barre or Moxahala & Bristol. 8708
Click to Enlarge Image "M&BTRCO" - "TO GET KEY OUT CLOSE THE LOCK". Brass body. Brass shackle. Made for: Possibly Marion & Bluffton Traction Co. 3145
Click to Enlarge Image "M&CRR". Brass body. Brass shackle. Made for: Malvern & Camden or Marietta & Cincinnati or Marion & Cahaba or Marlington & Camden or Massillon & Cleveland or Memphis & Charleston or Meriden & Cromwell or Mexico & Colorado or Middletown & Cincinnati or Middletown & Crawford or Milwaukee & Chicago or Missisquoi & Clyde or Montgomery & Chester or Montreal & Champlain or Moshannon & Clearfield. Mfg by: S. C. Thomson & Co.  US Patent #9963.
"The Frank Kidd Collection" 		5273
Click to Enlarge Image "M&ERR". Iron body. Iron shackle. Made for: Marion & Eastern or Milledgeville & Eatonton or Montgomery & Erie or Montgomery & Eufaula or Morris & Essex or Morristown & Erie. Mfg by: Romer & Co. 3790
Click to Enlarge Image "M&ETRRSY". Made for: Marshall & East Texas Stock Yard. Mfg by: Romer & Co. 7232
Click to Enlarge Image "M&ETRYCO". Made for: Marshall & East Texas. 10080
Click to Enlarge Image "M&GRRR". Made for: Manistee & Grand Rapids. 9061
Click to Enlarge Image "M&I". Made for: Madison & Indianapolis or Minnesota & International or Minnesota & Iowa. Mfg by: Slaymaker. 8276
Click to Enlarge Image "M&LRR". Made for: Manchester & Lawrence or Manistee & Luther or Maysville & Lexington or Meadville & Linesville or Minster & Loramie or Missouri & Louisiana or Mississippi & Lafourche. Mfg by: Adams & Westlake Co. 7538
Click to Enlarge Image "M&LS". Steel body. Steel shackle. Made for: Manistique & Lake Superior.
"The Robert Fiedler Collection"		 10102
Click to Enlarge Image "M&MRR". Made for: Mackinaw & Marquette or Manitowoc & Mississippi or Marion & Mcpherson or Mcminnville & Manchester or Medfield & Medway or Meridian & Memphis or Milwaukee & Madison or Mississippi & Missouri or Mobile & Montgomery or Mohawk & Malone or Mackinac & Marquette or Madison & Milwaukee or Milwaukee & Minnesota or Milwaukee & Mississippi or Minnesota & Manitoba or Milford & Matamoris.   7233
Click to Enlarge Image "M&NA". Brass body. Brass shackle. Made for: Missouri & North Arkansas. Mfg by: Slaymaker.
"The Steven Hawkins Collection"		 9066
Click to Enlarge Image "M&NERy". Brass body. Brass shackle. Made for: Manistee & Northeastern or Mancelona & Northeastern or Mangham & Northeastern or Middleport & North Eastern. 3914
Click to Enlarge Image "M&NFRR". Made for: Morehead & North Fork. Mfg by: Fraim-Slaymaker. 6040
Click to Enlarge Image "M&NRR". Brass body. Brass shackle. Made for: Macon & Northern or Manchester & Nashua or Mangham & Northeastern or Manistee & Northeastern or Manistique & Northern or Maria & Napa or Milner & Northside or Milwaukee & Northern or Minneapolis & Northern or Murfreesboro & Nashville or Marysville & Northern. Mfg by: Loeffelholz. 7253
Click to Enlarge Image "M&NWRR". Made for: Manchester & North Ware or Manistique & North Western or Manitoba & North Western or Midland & North Western or Minneapolis & North Western or Minnesota & North Western or Minnesota & North Wisconsin or Mobile & North Western or Manchester & Northwestern or Morden & Northwestern or Manistee & Northwestern or Middleport & Northwestern. 6694
Click to Enlarge Image "M&ORR". 2 1/2" wide. Iron body. Iron shackle. Made for: Manchester & Oneda or Marion & Ottawa or Marquette & Ontonagon or Mason & Oceana or Memphis & Ohio or Michigan & Ohio or Mobile & Ohio or Montreal & Ottawa or Muscatine & Oak or Monongahela & Ohio. Mfg by: Wilson Bohannan. 3951
Click to Enlarge Image "M&ORR" - "CORBIN...". Brass body. Brass shackle. Made for: Manchester & Oneda or Marion & Ottawa or Marquette & Ontonagon or Mason & Oceana or Memphis & Ohio or Michigan & Ohio or Mobile & Ohio or Montreal & Ottawa or Muscatine & Oak or Monongahela & Ohio.  Mfg by: Corbin Cabinel Lock Co. 3791
Click to Enlarge Image "M&P". Made for: Madison & Portage or Marietta & Pittsburgh or Martinsburg & Potomac or Maryland & Pennsylvania or Michoacan & Pacific or Minneapolis & Pacifc or Minnesota & Pacific or Missouri & Pacific or Montgomery & Prattville or Montreal & Plattsburg or Memphis & Paducah or Marion & McPherson or Michacan & Pacific or Maricopa & Phoenix. 8670
Click to Enlarge Image "M&PDUCRY". 3 3/4" high x 2 1/2" wide. Brass body. Brass shackle. "LOEFFELHOLZ MILWAUKEE" is stamped on the obverse of the shackle. Made for: Milwaukee & Prairie Du Chien. Mfg by: Loeffelholz & Co.
"The Bill MacNab Collection" 		4367
Click to Enlarge Image "M&PDUCRY". Brass body. Brass shackle. Made for: Milwaukee & Prairie Du Chien. Mfg by: J. L. Howard & Co. 6322
Click to Enlarge Image "M&PRR". Brass body. Brass shackle. Made for: Mancopa & Portage or Mancopa & Phoenix or Marietta & Pittsburg or Martinsburg & Potomac or Maryland & Pennsylvania or Michoacan & Pacific or Minneapolis & Pacific or Minnesota & Pacific or Missouri & Pacific or Montgomery & Prattville or Montreal & Plattsburg. 4250
Click to Enlarge Image "M&SL". Made for: Malone & St. Lawrence or Marquette & State Line or Memphis & St. Louis or Minneapolis & St. Louis or Memphis & State Line or Milwaukee & State Line. Mfg by: Adlake Co. 7416
Click to Enlarge Image "M&STLRR" - "RD". Brass body. Brass shackle. Made for: Malone & St. Lawrence or Marquette & State Line or Memphis & St. Louis or Minneapolis & St. Louis. Mfg by: Adams & Westlake Co. 3873
Click to Enlarge Image "M&STLRR" - "B.&B. DEPT.". Brass body. Brass shackle. Made for: Malone & St. Lawrence or Marquette & State Line or Memphis & St. Louis or Minneapolis & St. Louis.
"The Frank Kidd Collection" 		6132
Click to Enlarge Image "M&STPRY". Brass body. Brass shackle. Made for: Milwaukee & St. Paul. Mfg by: Loeffelholz & Prier.
"The Frank Kidd Collection" 		5225
Click to Enlarge Image "M&TRR". Made for: Middleboro & Taunton or Mississippi & Tennessee or Monroe & Texas or Muscatine & Tipton or Morelia & Tacambaro. Mfg by: S. C. Thomson & Co. 7462
Click to Enlarge Image "M&URR". Brass body. Brass shackle. Made for: Middletown & Unionville or Milford & Uxbridge. Mfg by: Fraim. 9709
Click to Enlarge Image "M&WRR". Made for: Marlboro & Westboro or Marquette & Western or Mascot & Western or Mcgregor & Western or Meriden & Waterbury or Milford & Woonsocket or Milwaukee & Watertown or Milwaukee & Waukesha or Milwaukee & Western or Minarets & Western or Minnesota & Wisconsin or Mississippi & Wabash or Mississippi & Western or Missouri & Western or Mobile & Western or Morgantown & Wheeling or Muncie & Western or Montgomery & Western or Minnesota & Western or Monongahela & Washington or Macon & Western or Montreal & Western. 8677
Click to Enlarge Image "M&WRRR". 2 1/2" wide. Bronze body. Bronze shackle.  Catalog #: 87. Made for: Montpelier & Wells River or Montpelier & White River. Mfg by: Wilson Bohannan Co. 3819
Click to Enlarge Image "MA&B". Made for:  Manhattan Alma & Burlingame. 8344
Click to Enlarge Image "MANHATTAN RY CO". Brass body. Brass shackle. Made for:  Manhattan. Mfg by: Miller Lock Co. 8675
Click to Enlarge Image "MBR".   Made for: Meridian & Bigbee. 8034
Click to Enlarge Image "MC&CL". Made for: Mason City & Clear Lake. Mfg by: Adlake Co. 7408
Click to Enlarge Image "MC&FDRR". Made for: Mason City & Fort Dodge. Mfg by: E. T. Fraim Lock Co. 7383
Click to Enlarge Image "MCCRRR". Brass body. Brass shackle. Made for: McCloud River or Mason County Central.
"The Frank Kidd Collection" 		6116
Click to Enlarge Image "MCCRRYCO". Made for: McCloud River or Mason County Central. 8033
Click to Enlarge Image "MCRR". Steel body. Steel shackle. Made for: Macoupin County or Mahoning Coal or Maine Central or Mammoth Cave or Manns Creek or Marathon County or Maritime Coal or Maryland Central or Massachusetts Central or Mauch Chunk or Mckeesport Connecting or Mexican Central or Michigan Central or Middle Creek or Middlesex Central or Midland Continental or Millers Creek or Milwaukee Cement or Minnesota Central or Mississippi Central or Monmouth County or Monongahela Connecting or Montana Central or Monte Cristo or Montfort Colonization or Moore Central or Moore County or Morris County or Motley County or Mound City or Mount Carbon or Mountain Central or Muncy Creek or Muskingum County.
"Courtesy Railroadiana Online" 		4263
Click to Enlarge Image "MCRR". Brass body. Steel shackle. Early case and shackle design. Made for: Macoupin County or Mahoning Coal or Maine Central or Mammoth Cave or Manns Creek or Marathon County or Maritime Coal or Maryland Central or Massachusetts Central or Mauch Chunk or Mckeesport Connecting or Mexican Central or Michigan Central or Middle Creek or Middlesex Central or Midland Continental or Millers Creek or Milwaukee Cement or Minnesota Central or Mississippi Central or Monmouth County or Monongahela Connecting or Montana Central or Monte Cristo or Montfort Colonization or Moore Central or Moore County or Morris County or Motley County or Mound City or Mount Carbon or Mountain Central or Muncy Creek or Muskingum County.  Mfg by: Detroit Brass Works. Ira D. Bush Patent # 63467.
"The Michael Stuart Collection" 		5006
Click to Enlarge Image "MCRR". Brass body. Steel shackle. Made for: Macoupin County or Mahoning Coal or Maine Central or Mammoth Cave or Manns Creek or Marathon County or Maritime Coal or Maryland Central or Massachusetts Central or Mauch Chunk or Mckeesport Connecting or Mexican Central or Michigan Central or Middle Creek or Middlesex Central or Midland Continental or Millers Creek or Milwaukee Cement or Minnesota Central or Mississippi Central or Monmouth County or Monongahela Connecting or Montana Central or Monte Cristo or Montfort Colonization or Moore Central or Moore County or Morris County or Motley County or Mound City or Mount Carbon or Mountain Central or Muncy Creek or Muskingum County.  Mfg by: Detroit Brass Works. Ira D. Bush Patent # 63467.
"The Frank Kidd Collection" 		5424
Click to Enlarge Image "MCRR". 2 1/4" wide. Brass body. Brass shackle. Made for: Macoupin County or Mahoning Coal or Maine Central or Mammoth Cave or Manns Creek or Marathon County or Maritime Coal or Maryland Central or Massachusetts Central or Mauch Chunk or Mckeesport Connecting or Mexican Central or Michigan Central or Middle Creek or Middlesex Central or Midland Continental or Millers Creek or Milwaukee Cement or Minnesota Central or Mississippi Central or Monmouth County or Monongahela Connecting or Montana Central or Monte Cristo or Montfort Colonization or Moore Central or Moore County or Morris County or Motley County or Mound City or Mount Carbon or Mountain Central or Muncy Creek or Muskingum County. Mfg by: Wilson Bohannan Co. 5463
Click to Enlarge Image "MCRR". 2 1/4" wide. Brass body. Brass shackle. Catalog #: 81. Made for: Macoupin County or Mahoning Coal or Maine Central or Mammoth Cave or Manns Creek or Marathon County or Maritime Coal or Maryland Central or Massachusetts Central or Mauch Chunk or Mckeesport Connecting or Mexican Central or Michigan Central or Middle Creek or Middlesex Central or Midland Continental or Millers Creek or Milwaukee Cement or Minnesota Central or Mississippi Central or Monmouth County or Monongahela Connecting or Montana Central or Monte Cristo or Montfort Colonization or Moore Central or Moore County or Morris County or Motley County or Mound City or Mount Carbon or Mountain Central or Muncy Creek or Muskingum County. Mfg by: Wilson Bohannan Co. 5789
Click to Enlarge Image "MCRR". 2 1/2" wide. Iron body. Iron shackle. Catalog #: 116. Made for: Macoupin County or Mahoning Coal or Maine Central or Mammoth Cave or Manns Creek or Marathon County or Maritime Coal or Maryland Central or Massachusetts Central or Mauch Chunk or Mckeesport Connecting or Mexican Central or Michigan Central or Middle Creek or Middlesex Central or Midland Continental or Millers Creek or Milwaukee Cement or Minnesota Central or Mississippi Central or Monmouth County or Monongahela Connecting or Montana Central or Monte Cristo or Montfort Colonization or Moore Central or Moore County or Morris County or Motley County or Mound City or Mount Carbon or Mountain Central or Muncy Creek or Muskingum County. Mfg by: Wilson Bohannan Co. 3820
Click to Enlarge Image "MCRR". 2 1/2" wide. Brass body. Brass shackle. Made for: Macoupin County or Mahoning Coal or Maine Central or Mammoth Cave or Manns Creek or Marathon County or Maritime Coal or Maryland Central or Massachusetts Central or Mauch Chunk or Mckeesport Connecting or Mexican Central or Michigan Central or Middle Creek or Middlesex Central or Midland Continental or Millers Creek or Milwaukee Cement or Minnesota Central or Mississippi Central or Monmouth County or Monongahela Connecting or Montana Central or Monte Cristo or Montfort Colonization or Moore Central or Moore County or Morris County or Motley County or Mound City or Mount Carbon or Mountain Central or Muncy Creek or Muskingum County. Mfg by: Wilson Bohannan Co. 3953
Click to Enlarge Image "MCT CO". Made for: Morris County Traction. 8680
Click to Enlarge Image "MD&SRRCO" - "TO GET KEY OUT CLOSE THE LOCK". 4 1/8" high x 2 7/8" wide. Brass body. Brass shackle. Barrel key. Made for: Macon, Dublin & Savannah. Mfg by: Dayton Mfg. Co. US Patent #275970.  More...
"The Ralph Sertell Collection" 		5971
Click to Enlarge Image "MDW" or "MD&W". Made for: Minnesota Dakota & Western. Mfg by: Adlake Co.
"The Robert Hagel Collection"		 6696
Click to Enlarge Image "MERR". Made for: Maryland Electric or Maysville Extension or Minneapolis Eastern or Mississippi Eastern or Missouri Electric or Milledgeville Eatonton or Mississippi Export or Montana Eastern. 8053
Click to Enlarge Image "METWSERY". Made for: Metropolitan West Side Elevated. Mfg by: Adams & Westlake Co. 7434
Click to Enlarge Image "ME&WRYCO". Brass body. Brass shackle. Made for: Michigan East & West. Mfg by: Miller Lock Co. 6865
Click to Enlarge Image "MFS". Made for: Municipal Freight Service. Mfg by: Wilson Bohannan. 9068
Click to Enlarge Image "MGRR". Made for: Manassas Gap. Mfg by: Wilson Bohannan. 8386
Click to Enlarge Image "MH&ORR". Brass body. Brass shackle. Made for: Marquette Houghton & Ontonagon. Mfg by: Union Brass Mfg. Co. 7978
Click to Enlarge Image "MHC&WRR". Brass body. Brass shackle. Made for: Mississippi Hill City & Western. Mfg by: WIlson Bohannan. 9922
Click to Enlarge Image "MHRY". Made for: Mt. Hood or Mine Hill or Marquette Houghton. 9069
Click to Enlarge Image "MI&NRR". Made for: Missouri Iowa & Nebraska. Mfg by: Wilson Bohannan. 7234
Click to Enlarge Image "MICHIGAN CENTRAL STOCKYARD" - "DETROIT. MICH". Steel body. Steel shackle. Early Made for: Michigan Central.
"The Frank Kidd Collection" 		5272
Click to Enlarge Image "MIGN". Made for: Michigan Northern. 9070
Click to Enlarge Image "MIRR". Made for: Mexican International or Minneapolis Industrial or Modesto Interurban or Missouri Illinois. 8672
Click to Enlarge Image "MISS CENT". Made for:Mississippi Central. 9071
Click to Enlarge Image "MISSOURI PACIFIC" - "T". Brass body. Brass shackle. Made for: Missouri Pacific.
"The Frank Kidd Collection" 		4501
Click to Enlarge Image "MISSOURI PACIFIC LINES" - "WOMENS TOILET". Steel body. Steel shackle. Made for: Missouri Pacific. 6280
Click to Enlarge Image "MISSOURI PACIFIC LINES" - "MAINTENANCE WAY" - Brass Shackle. 4" high x 2 1/2" wide. Brass body. Brass shackle. Made for: Missouri Pacific. 6347
Click to Enlarge Image "MISSOURI PACIFIC LINES" - "MAINTENANCE WAY" - Steel Shackle. 4" high x 2 1/2" wide. Brass body. Steel shackle. Made for: Missouri Pacific.
"The Bill MacNab Collection" 		4169
Click to Enlarge Image "MISSOURI PACIFIC" - "MAIL". Brass body. Brass shackle. Made for: Missouri Pacific. Mfg by: Corbin Cabinet Lock Co. 3952
Click to Enlarge Image "MISSOURI PACIFIC RAILWAY". Brass body. Brass shackle. Made for: Missouri Pacific. Mfg by: Corbin Cabinet Lock Co.
"The Frank Kidd Collection" 		6134
Click to Enlarge Image "MISSOURI PACIFIC RAILWAY" - "E". 3 7/8" high x 2 1/4" wide. Brass body. Brass shackle. Made for: Missouri Pacific.
"The Tom Rust Collection" 		9666
Click to Enlarge Image "MISSOURI PACIFIC" - "SECTION TOOL HOUSE A 1" - "REMOVE KEY WHEN LOCKING". Brass body. Steel shackle. Made for: Missouri Pacific. Mfg by: Slaymaker.
"The Frank Kidd Collection" 		5489
Click to Enlarge Image "MISSOURI PACIFIC" - "SECTION TOOL HOUSE A 2" - "REMOVE KEY WHEN LOCKING". Brass body. Steel shackle. Made for: Missouri Pacific. Mfg by: Slaymaker.
"The Bill MacNab Collection" 		4168
Click to Enlarge Image "MISSOURI PACIFIC" - "SECTION TOOL HOUSE A 3" - "REMOVE KEY WHEN LOCKING". Brass body. Steel shackle. Made for: Missouri Pacific. Mfg by: Slaymaker.
"The Frank Kidd Collection" 		5490
Click to Enlarge Image "MISSRY". 4 1/8" high x 2 7/8" wide. Brass body. Steel shackle. Made for: Mississippi.
"The Ralph Sertell Collection" 		5972
Click to Enlarge Image "MISSRY" - "TO GET KEY OUT CLOSE THE LOCK". Brass body. Steel shackle. Made for: Mississippi. 4500
Click to Enlarge Image "MJ&KC". Made for: Mobile Jackson & Kansas City. 8107
Click to Enlarge Image "MK&TRY". 3 7/8" high x 2 5/8" wide. Brass body. Brass shackle. There is a hole going through the dust guard and the case to accept a metal seal. Made for: Missouri, Kansas & Texas.
"The Andy Oniszczuk Collection" 		4022
Click to Enlarge Image "MK&TRY". Brass body. Brass shackle. There is a hole going through the dust guard and the case to accept a metal seal. Made for: Missouri, Kansas & Texas.
"The Frank Kidd Collection" 		5321
Click to Enlarge Image "MK&TRY" - "CLOSE THE LOCK TO GET KEY OUT". Brass body. Brass shackle. Made for: Missouri, Kansas & Texas. Mfg by: Dayton Mfg. Co. US Patent #275970.  More...
"The Bill MacNab Collection" 		4166
Click to Enlarge Image "MK&TRY" - "CLOSE THE LOCK TO GET KEY OUT". Brass body. Brass shackle. Made for: Missouri, Kansas & Texas.
"The Bill MacNab Collection" 		4167
Click to Enlarge Image "THE MK AND T" - "SIGNAL DEPT" - "YALE" - Brass Shackle. Brass body. Brass shackle. Made for: Missouri, Kansas & Texas. Mfg by: Yale & Towne Mfg. Co.
"The Frank Kidd Collection" 		6180
Click to Enlarge Image "THE MK AND T" - "SIGNAL DEPT" - "YALE" - Steel Shackle. Brass body. Steel shackle. Made for: Missouri, Kansas & Texas. Mfg by: Yale & Towne Mfg. Co.
"The Frank Kidd Collection" 		4210
Click to Enlarge Image "ML&TRR&SSCO". Made for: Morgans Louisiana & Texas RR & Steamship Co. Mfg by: Adams & Westlake Co. 7235
Click to Enlarge Image "MLS&W". Made for: Milwaukee Lake Shore & Western. 7272
Click to Enlarge Image "MN&SRY". Made for: Minneapolis Northfield & Southern or Muscatine North & South. Mfg by: Adlake Co. 6697
Click to Enlarge Image "MNNR". Steel body. Steel shackle. Made for: Minnesota Commercial Railway. Mfg by: Adlake. 8094
Click to Enlarge Image "MNRY". Made for: Mexican National or Mexican Northern or Milwaukee Northern or Minnesota Northern or Monte Ne or Michigan Northern Mojave Northern or Modoc Northern or Manitoba Northern. 4740
Click to Enlarge Image "MNWRY". Made for: Mexico North Western. 8709
Click to Enlarge Image "MO&GRR". Made for: Missouri Oklahoma & Gulf. Mfg by: Wilson Bohannan. 7208
Click to Enlarge Image "MONTOUR RR CO". Made for: Montour. 8673
Click to Enlarge Image "MOPAC". Brass body. Made for: Missouri Pacific. Mfg by: E. T. Fraim Lock Co. 4342
Click to Enlarge Image "MOPAC" - "BAGGAGE OR MAIL". 2 1/2" high x 1 1/2" wide x 3/4" deep. Brass body. Steel shackle. Pin tumbler. Made for: Missouri Pacific. Mfg by: Slaymaker.
"Courtesy Neil Pylant"  		2210
Click to Enlarge Image "MOPACRY" - "US CUSTOMS". 3" high x 1 3/4" wide x 1 1/4" deep. Brass body. Brass shackle. There is a spring loaded cover over the counter. "PAT SEP.30.79" is stamped directly under "MARK". Made for: United States Customs, used by Missouri Pacific. Henry Clarke Patent #220124. Beasley Supply Co. Trademark #17360. 4573
Click to Enlarge Image "MON". Made for: Monson. 8669
Click to Enlarge Image "MONON" - "SIGNAL DEPT." - "REMOVE KEY WHEN LOCKING". Brass body. Brass shackle. Made for: Chicago, Indianapolis & Louisville.
"The Frank Kidd Collection"  		5279
Click to Enlarge Image "MOPRR". Iron body. Iron shackle. Made for: Missouri Pacific. Mfg by: Wilson Bohannan. 6559
Click to Enlarge Image "MP" - "SIGNAL" - "YALE". Brass body. Made for: Missouri Pacific. Mfg by: Yale & Towne Mfg. Co. 
"The Frank Kidd Collection" 		4211
Click to Enlarge Image "MP&T&P". Made for: Missouri Pacific & Texas & Pacific. 8054
Click to Enlarge Image "MP&RYCO" - "TO GET KEY OUT CLOSE THE LOCK". Brass body. Brass shackle. Made for: Monongahela Power & Railway Co. 3916
Click to Enlarge Image "MPMW". Made for: Missouri Pacific, Maintenance Way. 9072
Click to Enlarge Image "MR&BTRy" - "LEAD BELT SHORT LINE. 3 1/8" high x 2 1/2" wide x 5/8" deep. Brass body. Brass shackle. Made for: Mississippi River & Bonne Terre. Mfg by: Slaymaker. 
"Courtesy Neil Pylant"  		2113
Click to Enlarge Image "MR&LERRCo". 3 5/8" high x 2 1/2" wide. Brass body. Brass shackle. Made for: Mad River & Lake Erie.  Mfg by: Kenry C. Jones.
"The John Grist Collection" 		8929
Click to Enlarge Image "MRL". Made for: Midland Railway Limited or Montana Rail Link. 8633
Click to Enlarge Image "MRR OF CA". Made for: Midland Railroad of Canada. 8679
Click to Enlarge Image "MRRCo". Brass body. Brass shackle. Made for: Montour or Monongahela. Mfg by: Miller Lock Co.
"The Frank Kidd Collection" 		6206
Click to Enlarge Image "MRR&MCO". Brass body. Brass shackle. Made for: Mineral Railroad & Mining. Mfg by: Corbin Cabinet Lock Co. 3959
Click to Enlarge Image "MRS".   Made for: Manufacturers Railway, Anheuser-Busch. 9074
Click to Enlarge Image "MRWA". Brass body. Brass shackle. Made for: Midland Railway Western Australia.
"The Nick Cropp Collection" 		4140
Click to Enlarge Image "MRY". Brass body. Brass shackle. Mfg by: Miller Lock Co. Made for: Manchester or Manistee or Manistique or Mansfield or Manufacturers or Mapimi or Marginal or Marine or Marion or Marion or Marysville or Matehuala or Mattoon or Meadville or Mecosta or Menominee or Mexican or Michigan or Middleborough or Middletown or Midland or Milstead or Minatitlan or Minden or Mineral or Monadnock or Monon or Monongahela or Monroe or Monson or Montana or Montclair or Monterey or Monticello or Montour or Montrose or Moshannon or Munising or Muscogee or Machiasport or Macopin or Mendocino or Minatitan or Minnesota or Mississquoi or Mississippi or Morris or Moshassuck or Muscogee or Mesaba or Manitoba or Marietta or Middlesex or Missippian or Moniteau or Morrisdale or Milledgeville.  
"The Frank Kidd Collection" 		5430
Click to Enlarge Image "MS&NIRR". Made for: Michigan Southern & Northern Indiana. 8676
Click to Enlarge Image "MSERR". Made for: Manitoba Southeastern. Mfg by: Adlake. 8422
Click to Enlarge Image "MSTP&SSMRY". Brass body. Brass shackle. Made for: Minneapolis St. Paul & Sault Saint Marie. Mfg by: Adlake.
"The Frank Kidd Collection" 		6199
Click to Enlarge Image "MSTP&SSTM". Made for: Minneapolis St. Paul & Sault Ste. Marie. 9073
Click to Enlarge Image "MSWRYCO". Made for: Monessen South Western or Missouri South Western. Mfg by: Fraim-Slaymaker. 6441
Click to Enlarge Image "MT&WRY". Made for: Marinette Tomahawk & Western. 8671
Click to Enlarge Image "MTHMRR". Made for: Mount Hope Mineral. 8085
Click to Enlarge Image "MTHRR". Made for: Mt Hood. Mfg by: Adlake Co. 7282
Click to Enlarge Image "MtJK&RRR". Brass body. Brass shackle. Made for: Mt. Jewett Kinzua & Riterville. 3146
Click to Enlarge Image "MTRYCo". Brass body. Brass shackle. There is a hole going through the dust guard and the case to accept a metal seal. Made for: Massena Terminal or Mckeesport Terminal or Middle Tennessee or Midland Terminal or Millville Traction or Minnesota Transfer or Montgomery Traction or Minnesota Terminal.
"The Frank Kidd Collection" 		5483
Click to Enlarge Image "MURY". Brass body. Brass shackle. Made for: Mexican Union or Michigan United or Minneapolis Union or Montana Union or Muskogee Union.
 Mfg by: Adams & Westlake Co.
"The Frank Kidd Collection" 		5219
Click to Enlarge Image "MVRR". Brass body. Brass shackle. Made for: Mahanoy Valley or Massawippi Valle or Meherrin Valley or Mercer Valley or Miami Valley or Middlesex Valley or Midland Valley or Minnesota Valley or Missisquoi Valley or Mississippi Valley or Missouri Valley or Mohawk Valley or Monocacy Valley or Monongahela Valley or Moshassuck Valley or Moxahala Valley.   Mfg by: Adams & Westlake Co. 4499
Click to Enlarge Image "MVRY". Brass body. Brass shackle. Made for: Mahanoy Valley or Massawippi Valle or Meherrin Valley or Mercer Valley or Miami Valley or Middlesex Valley or Midland Valley or Minnesota Valley or Missisquoi Valley or Mississippi Valley or Missouri Valley or Mohawk Valley or Monocacy Valley or Monongahela Valley or Moshassuck Valley or Moxahala Valley.   Mfg by: Adams & Westlake Co.
"The Frank Kidd Collection" 		5276
Click to Enlarge Image "MVRR" - "PAT APLD FOR" - "WILSON BOHANNAN...". Steel body. Steel shackle. Made for: Mahanoy Valley or Massawippi Valle or Meherrin Valley or Mercer Valley or Miami Valley or Middlesex Valley or Midland Valley or Minnesota Valley or Missisquoi Valley or Mississippi Valley or Missouri Valley or Mohawk Valley or Monocacy Valley or Monongahela Valley or Moshassuck Valley or Moxahala Valley.   Mfg by: Wilson Bohannan. US Patent #1855327.
"The William B. Tway Collection" 		7927
Click to Enlarge Image "MVT". Brass body. Brass shackle. Made for: Mount Vernon Terminal. Mfg by: Ransvaal. 5178
Click to Enlarge Image "MVTCO". Brass body. Brass shackle. Made for: Mount Vernon Terminal. 3965
Click to Enlarge Image "MW&S". Made for: Montana Wyoming & Southern. 9076
Click to Enlarge Image "MWRY". Made for: Minneapolis Western or Minnesota Western or Montana Western or Mount Washington or Mississippi Wabash. 8114
Click to Enlarge Image "MWPPSCo" - "TO GET KEY OUT CLOSE THE LOCK". Brass body. Brass shackle. Made for: Monongahela West Penn Public Service Co. 6197
Click to Enlarge Image "MWSELRY". Brass body. Brass shackle. Made for: Metropolitan West Side Elevated Railway. Mfg by: Adams & Westlake. 3917