| 1941 CORNWELL Refrigerator Car Construction Art |
| 1941 CLAUDE Construction Element Aircraft Art |
| 1941 KRAEMER Window Construction Patent Print |
| 1941 CLARKE Railway Car Side Wall Construction |
| 1941 AMERICAN Railway Car Side Wall Construction |
| 1941 STANDARD RAILWAY EQUIPMENT MFG Hatch Construction |
| 1941 ADAMS Drawer Construction Power Tables Like |
| 1941 SHEESLEY Car Body Suspension Truck Construction |
| 1941 JACOBSON Aircraft Construction Patent Print |
| 1941 WESTERN CARTRIDGE CO Firearm Construction |
| 1941 STONE Interlocking Toy Construction Block |
| 1941 WEST Refrigerator Car Construction Patent |
| 1941 MCKINNEY G DAVIS Airplane Construction Art |
| 1941 PREWITT Propeller Rotor Construction Art |
| 1941 MORRIS Armed Tank Construction Patent Print |
| 1941 FLETCHER Combined Trailer Tent Construction |
| 1941 DURYEA OTHO Car Construction Patent Print |
| 1941 O C DURYEA CORP Car Construction Patent |
| 1941 BLOMBERG Locomotive Pilot Construction Art |
| 1941 WOODS Airplane Floor Cowling Construction |
| 1941 LYNCH Boat Construction Patent Print Art |
| 1941 LILLIAN Airplane Construction Patent Print |
| 1941 SCHMOHL ALFRED Car Construction Patent |
| 1941 ARTHUR L PAULUS Vehicle Construction Patent |
| 1941 WILLIAM RHODES DAVIS Aircraft Construction |
| 1941 BUDD EDWARD G CO End Construction Rail Cars |
| 1941 OLANDER ROLAND Car Construction Patent |
| 1941 AMERICAN Sewing Machine Construction Art |
| 1941 GEN Railway Truck Construction Method Making Same |
| 1941 BONSALL Refrigerator Car Construction Art |
| 1941 HANNS Aircraft Construction Patent Print |
| 1941 WOODS Nacelle Construction Patent Print Art |
| 1941 DEAN End Construction For Rail Cars Patent |
| 1941 BELL AIRCRAFT CORP Nacelle Construction Art |
| 1941 AMERICAN End Construction Mine Similar Cars |
| 1941 HEINRICH Airscrew Blade Construction Patent |
| 1941 RCA CORP Electric Piano Construction Patent |
| 1941 CLEAVE Housing Construction End Car Brakes |
| 1941 BURTON Bolt Action Firearm Construction Art |
| 1941 MINER INC W H Car Construction Patent Print |
| 1941 HOGG Gun Barrel Construction Patent Print |
| 1941 PANCAKE End Construction Mine Similar Cars |
| 1941 BARRETT Dump Body Construction Patent Print |
| 1941 JOHNSON Boat Hull Construction Patent Print |
| 1941 KLEMM Aircraft Construction Patent Print |
| 1941 DRIGGS Aircraft Construction Patent Print |
| 1941 LYNCH HARRY Boat Construction Patent Print |
| 1941 GLENN L MARTIN CO Aircraft Construction Art |
| 1941 HALE Tire Construction FIRESTONE Patent 48850 |
| 1941 KOCH Airplane Construction Patent Print Art |
| 1941 STANDARD Insulated Wall Construction Art |
| 1941 BERLINER Aircraft Construction Patent Print |
| 1941 DOUDEN Electric Piano Construction Patent |
| 1941 BLOMBERG Locomotive Door Construction Art |
| 1941 GAR WOOD IND INC Dump Body Construction Art |
| 1941 DOOLAN Journal Box Bearing Construction Art |
| 1941 GROT ANTON Stage Construction Patent Print |
| 1941 GEN MOTORS CORP Locomotive Door Construction |
| 1941 HASELTINE Car Construction Patent Print Art |
| 1941 CARTER Garment Construction Patent Print |
| 1941 DEARBORN Sewing Machine Construction Patent |
| 1941 TEDTMAN Automobile Visor Mirror Construction |
| 1941 GEN MOTORS CORP Locomotive Pilot Construction |
| 1941 WILLIAM CARTER COMPANY Garment Construction |
| 1941 SMALL Insulated Wall Construction Patent |
| 1941 ELLING Lifeboat Construction Patent Print |
| 1941 PRESTON Vehicle Bed Construction Patent |
| 1941 RANASEY Aircraft Construction Patent Print |
| 1941 GILPIN GARTH Hatch Construction Patent |
| 1941 STANDARD Refrigerator Car Construction Art |
| 1941 WATERBURY CLOCK Watch Construction Art |
| 1941 BROWN STANLEY Ski Construction Patent Print |
| 1941 RAINE Vehicle Construction Patent Print Art |
| 1941 GLEAN L MARTIN Aircraft Construction Art |
| 1941 EMMETT Marine Foundation Method Construction |
| 1941 TIMKEN Journal Box Bearing Construction Art |
| 1941 ENGINEERING RES CORP Aircraft Construction |
| 1941 KEARFOTT ENGINEERING INC Window Construction |
| 1941 PRESSED STEEL CAR INC Car Construction Art |
| 1941 WINSHIP Refrigerator Car Construction Art |
| 1941 TROLLEY CONSTRUCTION SAN FRANCISCO PHOTO |