| 1932 HIGHWAY TRAILER CO Cover Dump Body Vehicles |
| 1932 ALEXIS STARK Dump Body Patent Print Art |
| 1932 HOLMES HARLEIGH Dump Truck Patent Print Art |
| 1932 HELMS Cover For Dump Body Vehicles Patent |
| 1932 ARGYLE Railway Dump Car Construction Patent |
| 1932 BARRETT Gravity Dump Body Hoist Patent |
| 1932 SMITH RALPH Dump Body GALION METALLIC VAULT |
| 1932 DOREY Dump Car Construction Patent Print |
| 1932 WESTERN WHEELED SCRAPER COMPAN Dump Wagon |
| 1932 AMERICAN CAR & FOUNDRY CO Dump Car Patent |
| 1932 LEONARD WOOD Dump Car Patent Print Art |
| 1932 THOMAS RUTLEDGE Tilting Dump Truck Patent |
| 1932 GREDELL OTTO Dump Body Patent Print Art |
| 1932 BENBOW JAMES Dump Wagon Patent Print Art |
| 1932 CAPLE Portable Dump Box And Loader Patent |
| 1932 MICHAEL Dump Car Dumping Attachment Art |
| 1932 WESTERN WHEELED SCRAPER COMPAN Dump Wagon Door |
| 1932 GALION METALLIC VAULT Dump Body Art Print |
| 1932 STANDARD STEEL WORKS Dump Body Patent Print |
| 1932 ENTPR RAILWAY EQUIPMENT CO Dump Car Construction |
| 1932 BENBOW JAMES Dump Wagon Door Patent Print |
| 1932 ENTPR Railway Dump Car Construction Art |
| 1932 LE TOURNEAU Dump Cart Patent Print Art |