Lightweight Observation Passenger Cars
- (undecorated) (15)
- Atchison Topeka & Santa Fe (ATSF) (6)
- Atlantic Coast Line (ACL) (2)
- Baltimore & Ohio (B&O) (2)
- Central of Georgia (CG) (1)
- Chesapeake & Ohio (C&O) (2)
- Chicago, Burlington & Quincy (CBQ) (2)
- Erie Railroad (ERIE) (1)
- fantasy: American Flyer Lines (13)
- Great Northern (GN) (1)
- Illinois Central (IC) (1)
- Missouri Kansas Texas (MKT) (1)
- Missouri Pacific (MP) (3)
- New York Central (NYC) (6)
- New York, New Haven & Hartford (NH) (2)
- Northern Pacific (NP) (3)
- Pennsylvania Railroad (PRR) (2)
- Rock Island (RI/ROCK/CRIP) (2)
- Southern Pacific (SP) (6)
- Southern Railway (SOU) (1)
- Union Pacific (UP) (4)
- Wabash (WAB) (2)
- Western Pacific (WP) (2)