| 1929 READ CHARLES Amusement Structure Patent |
| 1929 SORENG EDGAR Switch Structure Patent Print |
| 1929 WESTINGHOUSE Frame Structure Railway Vehicles |
| 1929 GREENVILEE STEEL CAR Cross Brace Structure |
| 1929 ASHE WILLIAM Locomotive Structure Patent |
| 1929 COMMW STEEL Pilot Coupler Structure Patent |
| 1929 DURA CO Window Structure Patent Print Art |
| 1929 WEBB Side Frame And Spring Structure Patent |
| 1929 UNION Corrugated Metallic Plate Structure |
| 1929 GEN STEEL CASTINGS CORP Locomotive Structure |
| 1929 BENTON DONALD Bumper Structure Patent Print |
| 1929 JOHN Bait Holding Fishhook Structure Patent |
| 1929 AULD FREDERICK Building Structure Patent |
| 1929 CAMEL CO Car Door Structure Patent Print |
| 1929 MACDONALD Aeroplane Wing Aerofoil Structure |
| 1929 CODE Wall Structure Gondolas Like Art Print |
| 1929 ALBEN Frame Structure Railway Vehicles Art |
| 1929 KARRASCH Tail Structure Aeroplanes Art |
| 1929 THOMPSON Dispensing Tank Structure Patent |
| 1929 SMALL Metal Structure For Railway Cars Art |
| 1929 GILPIN Corrugated Metallic Plate Structure |
| 1929 KNUTE EDAHL Car Door Structure Patent Print |
| 1929 HALLQUIST Pilot Coupler Structure Patent |
| 1929 ALDO Wing Structure Varying Aeroplanes Art |
| 1929 CAMEL CO Weatherproofing Structure Car Doors |
| 1929 GARDNER Cross Brace Structure Patent Print |
| 1929 STANDARD CAR TRUCK CO Side Frame Spring Structure |
| 1929 CARL SATTLER Window Structure Patent Print |
| 1929 BURGESS Transparent Structure Parts Patent 43487 |
| 1929 UNION METAL PROD CO Metal Structure Railway Cars |
| 1929 SORENG MANEGOLD Switch Structure Art Print |
| 1929 EKLIND Weatherproofing Structure Car Doors |