History
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- Central of Georgia Railway Historical Society
- Historical information about the Central of Georgia Railroad.
- 42
- Chesapeake & Ohio Railroad Historical Society
- A non-profit corporation devoted to the history of the Chesapeake & Ohio, its predecessors and successors.
- 43
- Chicago and North Western Historical Society
- Railroad historical society providing information on the Chicago and North Western Railway; Chicago, St. Paul, Minneapolis and Omaha; Minneapolis and St. Louis; Chicago Great Western; Litchfield and Madison; Fort Dodge, Des Moines and Southern; and Des Moines and Central Iowa.
- 44
- Erie Lackawanna Dining Car Preservation Society
- Dedicated to preserving the passenger and dining car experience on the Erie Lackawanna.
- 45
- Erie Lackawanna Historical Society
- Historical society dedicated to preserving and disseminating information about the Delaware, Lackawanna & Western Railroad, the Erie Railroad, the Erie Lackawanna Railroad and related lines.
- 46
- F40PH Preservation Society
- The F40PH Preservation Society is a organization located in the state of Massachusetts with the goal of preserving F40PH locomotives.
- 47
- Fort Wayne RR Historical Society
- Organization dedicated to preserving, displaying, and operating historical railroad equipment relevant to the steam era in the midwest.
- 48
- Friends of the East Broad Top Railroad
- Educational and historical society dedicated to the preservation and restoration of the East Broad Top Railroad National Historic Landmark, in Huntingdon County, Pennsylvania.
- 49
- GM&O Historical Society
- Nonprofit historical and educational organization dedicated to preserving the history of the Gulf, Mobile & Ohio Railroad, its predecessor lines and subsidiary companies.
- 50
- Geared Steam Locomotive Works
- Preserving and promoting information on North American built geared steam locomotives including Baldwin, Bell, Beyers, Climax, Davenport, Dewey, Dunkirk, Heisler, Shay and Willamette.
- 51
- Illinois Traction Society
- Non-profit organization striving to preserve the history of the Illinois Traction System and Illinois Terminal Railroad.
- 53
- Katy Railroad Historical Society
- Historical society dedicated to preserving the history of the Missouri - Kansas - Texas Railroad, also known as the Katy.
- 54
- Lackawanna and Wyoming Valley Rail Historical Society
- Society dedicated to the preservation of historic rail equipment.
- 55
- Lehigh Valley Railroad Historical Society
- Society intending to preserve the history and artifacts of the Lehigh Valley Railroad.
- 56
- Middletown & New Jersey Railway Historical Society
- Dedicated to preserving the heritage of the Middletown Unionville & Water Gap, Middletown & Unionville, Middletown & New Jersey and other area railroads.
- 57
- Missabe Railroad Historical Society
- A non-profit organization for the purpose of distributing information pertaining to the Duluth, Missabe and Iron Range Railway and its predecessors.
- 58
- Missouri Pacific Historical Society
- Historical information on the Missouri Pacific Railroad, Texas and Pacific Railroad, Chicago and Eastern Illinois Railroad and subsidiaries.