| 1920 ARGYLE Car Door Operating Mechanism Patent |
| 1951 STANDARD Railway Car Door Operating Mechanism |
| 1965 NAT CONVEYOR SUPPLY CO Car Vibrating Mechanism |
| 1929 ZIMMER Car Door Operating Mechanism Patent |
| 1923 AMERICAN HAND BRAKE Holding Car Brake Mechanism |
| 1942 HILL Car Seat Reversing Mechanism With Gear |
| 1942 HEYWOOD Car Seat Reversing Mechanism With Gear |
| 1958 NAT Car Coupler Support Mechanism Art Print |
| 1926 PACIFIC CAR FOUNDRY COMPAN Brake Mechanism |
| 1948 MINER W H Car End Platform Buffing Mechanism |
| 1949 SPERRY PROD INC Rail Flaw Detector Car Mechanism |
| 1933 KOPPCL IND CAR EQUIPMENT C Car Dumping Mechanism |
| 1925 ENTPR Car Door Operating Mechanism Art |
| 1933 EDMUNDS Mine Car Brake Mechanism Patent |
| 1923 DAVID Dump Car Door Latching Mechanism Art |
| 1949 DRAKE Rail Flaw Detector Car Mechanism Art |
| 1926 ENTPR Car Door Operating Mechanism Art |
| 1943 RAILWAY Car Door Actuating Mechanism Art |
| 1962 LUDVIG Car Top Boat Loader Carrying Mechanism |
| ANRI San Francisco Cable Car Music Box, Reuge mechanism |