| 1923 BLEDSOE ROBERT Dumping Vehicle Patent Print |
| 1923 BENJAMIN CADMAN Dumping Vehicle Patent |
| 1923 CURLEE GEORGE Dumping Apparatus Patent |
| 1923 VINCENZO L MONACO Dumping Truck Patent |
| 1923 HOUGH EARL Dumping Gear Patent Print Art |
| 1923 SCOY Dumping Cargo Carrier Patent Print Art |
| 1923 MAHLOW WILLIAM Dumping Body Patent Print |
| 1923 HANCOCK GEORGE Dumping Car Patent Print Art |
| 1923 TRIMMER MOSES Dumping Body Patent Print Art |
| 1923 NAPOLEON Truck Dumping Mechanism Patent |
| 1923 MELUS GUYNN Dumping Wagon Patent Print Art |
| 1923 SAURER AG ADOLPH Dumping Wagon Patent Print |
| 1923 COPPOCK FRED Dumping Wagon Patent Print Art |
| 1923 GUY M PETERS Dumping Gear Patent Print Art |
| 1923 FAUST ZARDINONI Dumping Truck Patent Print |
| 1923 WARNER MFG COMPANY Dumping Vehicle Patent |
| 1923 GALE D BENGY Dumping Vehicle Patent Print |
| 1923 KRUPP AG Dumping Wagon Patent Print Art |
| 1923 PAUL KRUGER Dumping Wagon Patent Print Art |
| 1923 YOKICHI Dumping Truck Apparatus Patent |
| 1923 COULS Truck Body Dumping Mechanism Patent |
| 1923 MALONE RAYMOND Dumping Apparatus Patent |
| 1923 WINFORD CROOKS Dumping Mine Car Patent |
| 1923 HENRY MAYER Dumping Wagon Patent Print Art |