| 1950 GEN MOTORS CORP Propeller Control Patent |
| 1950 GEN MOTORS CORP Spinner Mounting Patent |
| 1950 GEN MOTORS CORP Aircraft Propeller Patent |
| 1950 GEN Railway Switch Throw Rod Connection Art |
| 1950 GEN MOTORS CORP Dual Rotation Propeller Art |
| 1950 GEN ELECTRIC Sonic Air Speed Stall Indicator |
| 1950 GEN Railway Truck Bolster Suspension Art |
| 1950 GEN RAILWAY SIGNAL CO Timing Device Patent |
| 1950 GEN MOTORS CORP Draft Gear Patent Print Art |
| 1950 GEN RAILWAY SIGNAL CO Voice Frequency Signal |
| 1950 GEN Electromagnetic Control Recording Mechanisms |
| 1950 GEN MILLS INC Balloon Construction Patent |
| 1950 GEN ELECTRIC Searchlight Support Patent |
| 1950 GEN Crossover Protection System Railroads |
| 1950 GEN MOTORS CORP Feed Mechanism Machine Guns |
| 1950 GEN MOTORS CORP Locomotive Coupling Art |
| 1950 GEN MOTORS CORP Accumulator Control Unit |
| 1950 GEN ELECTRIC Sear Mechanism Patent Print |
| 1950 GEN BRONZE CORP Shock Absorber Accelerator |
| 1950 GEN ELECTRIC Electronic Interval Timer Art |
| 1950 GEN MOTORS CORP Domed Observation Car Art |
| 1950 GEN ELECTRIC Rotary Wing Parachute Controls |
| 1950 GEN MOTORS CORP Bolt Mechanism Patent Print |
| 1950 GEN MOTORS CORP Spotlight Switch Patent |
| 1950 GEN ELECTRIC Time Switch Rider Patent Print |
| 1950 GEN Switch Circuit Controlling Railroads |
| 1950 GEN MOTORS CORP Body Side Frame Patent |
| 1950 GEN MILLS INC Balloon Load Release Patent |
| 1950 GEN Electrically Synchronized Timing Mechanism |
| 1950 GEN TIME CORP Timing Mechanism Patent Print |
| 1950 GEN STEEL CASTINGS CORP Railway Pilot Structure |
| 1950 GEN MOTORS CORP Fluid Controlled Propeller |
| 1950 GEN STEEL CASTINGS CORP Railway Truck Art |
| 1950 GEN ELECTRIC Retractable Undercarriage Aircraft |
| 1950 GEN MOTORS CORP Metal Structure Patent |
| 1950 GEN MOTORS CORP Lading Impact Absorber Art |
| 1950 GEN MOTORS CORP Locomotive Cab Construction |
| 1950 GEN ELECTRIC Governor Patent Print Art |
| 1950 GEN Spring Seat Equalizer Lifting Means Art |
| 1950 GEN Railway Truck With Lateral Motion Bolster |
| 1950 GEN MOTORS CORP Hinge Patent Print Art |
| July 10 1950 Quick-Gen MacArthur on cvr |
| BIG 1950'S GEN STEIFF POODLE, SNOBBY. VERY COLLECTABLE |
| 1950 American Flyer 646 Green Gen Lit Metal Flat VG+WOW |
| 1950's RPPC GEN JACKSON* LEE* BEAUREGARD*CSA* CIVIL WAR |
| C. 1950 RP, CUTLER GEN'L STORE - NOTTAWA, MI |
| Retro 1950's Gen. Elec. KITCHEN WALL CLOCK Mosaic Cool! |
| BIG 1950'S GEN STEIFF POODLE, SNOBBY. VERY COLLECTABLE |