| 1959 HOLT Rear View Mirror Mount Patent Print |
| 1939 HOLT JOHN Toy Railway Patent Print Art |
| 1926 LAURENCE HOLT Game Patent Print Art |
| 1956 ETHEL HOLT Brassiere Patent Print Art |
| 1923 HOLT Automobile Towing Frame Patent Print |
| 1920 SHERWIN HOLT Parachute Flare Patent Print |
| 1944 HOLT Surface Marking Signal Patent Print |
| 1929 HOLT Costumer Ladder Truck Patent Print Art |
| 1922 HOLT MFG CO Land Torpedo Patent Print Art |
| 1938 HOLT GUS Tattoo Marker Patent Print Art |
| 1921 J A B HOLT Sewing Machine Patent Print Art |
| 1965 HOLT PLINY Loft Bombing System Patent Print |
| 1964 HOLT PLINY Loft Bombing System Patent Print |
| 1949 HOLT HARRY Exploding Ship Toy Patent Print |
| 1968 HOLT HARLEY Air Pump Assembly Patent Print |
| 1927 HOLT VICTOR Blasting Device Patent Print |
| 1923 SHERWIN HOLT Parachute Patent Print Art |
| 1953 HOLT JR Climbing Toy Patent Print Art |
| 1947 HOLT HAROLD Fuel Container Patent Print Art |
| 1923 HOLT Bust Confiner And Reducer Patent Print |
| 1922 HOLT MFG CO Gun Mount Brake Patent Print |
| 1956 HOLT Toy Aircraft Launching Patent Print |
| 1931 HOLT Doll Handkerchief Patent Print Art |
| 1921 ERNEST HOLT Flying Machine Patent Print Art |