| 1921 FREUND Process Making Watch Plates Art |
| 1921 FUKUDA Rubber Ball Making Patent 7263 |
| 1921 LICHTER Machine Making Upholstering Cushions |
| 1921 REED Making Ornamental Rope Art Print |
| 1921 SCHOOLEY Method Making Railway Signal Torpedoes |
| 1921 BOMBARD Making Compounds Boxes Patent 20442 |
| 1921 THOMAS Mold Making U Packing Art Print |
| 1921 IGNATIUS Method Making Piano Hammers Art |
| 1921 LEO Camisole And Method Of Making Same |
| 1921 ALBERT Waste Recovering Use In Making Mattresses |
| 1921 KRONLUND Waste Recovering Use In Making Mattresses |
| 1921 DU PONT Process Making Automobile Door Panels |
| 1921 COFFIN Method Making Aerofoils Like Art |
| 1921 OTTO Method Making Piano Hammers Art Print |
| 1921 SWINT High Explosive Making DU PONT Patent 22367 |
| 1921 HAON Process Making Automobile Door Panels |
| 1921 HOWARD Making Leaky Rivets Tight Art Print |
| 1921 NALL Tibe Making Patent 20849 |
| 1921-HAMMETT'S CATALOGUE FOR BASKET MAKING |
| 1921 1940s Making Hay Rake Farming Greetings Wheeler NY |
| THE CINEMA HANDBOOK BY A.C LESCARBOURA 1921 FILM MAKING |