| 1939 CLAY ROY Vernier Control Patent Print Art |
| 1930 CLAY THOMPSON Aeroplane Patent Print Art |
| 1933 CLAY PROSSER Toy Patent Print Art |
| 1940 CLAY N STALEY Velocipede Patent Print Art |
| 1923 CAROTHERS Clay Pigeon Trap Patent Print Art |
| 1929 KAHLE CLAY Golf Bag Patent Print Art |
| 1921 CLAY WALLACE Fuse Patent Print Art |
| 1925 CLAY WILLIAM Auto Score Patent Print Art |
| 1920 HENRY CLAY Bow Facing Oar Patent Print Art |
| 1949 CLAY Watch Movement Holder Patent Print Art |
| 1923 CLAY THERIOT Trap Patent Print Art |
| 1920 CLAY JOSEPH Stanchion Patent Print Art |
| 1922 CLAY Incendiary Projectile Patent Print Art |
| 1955 CLAY EUGENE Canopy Seal Patent Print Art |
| 1927 CLAY ROBINSON Sled Patent Print Art |
| 1922 HENRY CLAY Bow Facing Oar Patent Print Art |
| 1920 CLAY NEAL Airplane Patent Print Art |
| 1922 CLAY CALDWELL Fishing Rod Patent Print Art |
| 1962 CLAY Trigger Finger Warmer Patent Print Art |
| 1927 CLAY Wood Veneer Propeller Patent Print Art |