| 1939 JENKINS Aircraft Construction Patent Print |
| 1939 DAVID HINDAHL Car Construction Patent Print |
| 1939 BAKER Tractor Construction Patent Print Art |
| 1939 MCCARTY Aircraft Construction Patent Print |
| 1939 SWORD Trailer Construction Patent Print Art |
| 1939 S H THOMSON Roller Construction Art Print |
| 1939 MCLAUTHLIN Ship Construction Patent Print |
| 1939 BESTER Ship Hull Construction Patent Print |
| 1939 EYEDOLL CORP Doll Construction Patent Print |
| 1939 JACOBSON Aircraft Construction Patent Print |
| 1939 FARRELL Tank Construction Art Print Patent |
| 1939 DE Doll's Eye Construction Patent Print Art |
| 1939 ALEXANDER Boat Construction Patent Print |
| 1939 JOHANNES Welded Construction Patent Print |
| 1939 MARTIN Aircraft Construction Patent Print |
| 1939 HIGGINS Boat Hull Construction Patent Print |
| 1939 DE CESARE Doll Construction Patent Print |
| 1939 ADAMS Aircraft Construction Patent Print |
| 1939 PAINE FRANK Ship Construction Patent Print |
| 1939 LEON Metallic Construction Patent Print Art |
| 1939 BARNHART Airfoil Construction Patent Print |
| 1939 NELSON Window Construction Patent Print Art |
| 1939 EVERETT Sternpost Construction Patent Print |
| 1939 PAINE Ship Construction Patent Print Art |
| 1939 ELLIOTT Barge Construction Patent Print Art |
| 1939 EDWARDS Window Construction Patent Print |
| 1939 MICHAEL Aircraft Construction Patent Print |
| 1939 KUSS RALPH Tank Construction Patent Print |
| 1939 DURYEA OTHO Car Construction Patent Print |