| 1835 BADLAM Boring Hubs Patent 52254 |
| 1855 MANAHAN Earth Boring Drill Patent 9930 |
| 1877 BURDICK Well Boring Drilling Machines Patent 8052 |
| 1968 GEORG JOHANSSON Ice Boring Tools Patent |
| 1830 DISBROW Earth Boring Instrument Patent 51492 |
| 1866 BRUEN Earth Boring Auger Design Patent 8370 |
| 1829 DAVIS Tenoning Boring Machine Patent 51386 |
| 1865 BATES Artesian Well Boring Drill Patent 8033 |
| 1910 HINES Boring Tool Drill Design Patent 8626 |
| 1819 CORBETT Boring Posts Patent 51099 |
| 1830 OVERALL Boring Artesian Wells Patent 51533 |
| 1843 DISBROW Earth Boring Machine Patent 5906 |
| 1832 FRANCIS Boring Hubs Patent 51759 |
| 1814 PETTIBONE Boring Gun Barrels Patent 51053 |
| 1830 BECKWITH Instrument Boring Timber Patent 51474 |
| 1956 PRELLER Jewelers Boring Tool Patent Print |
| 1937 JOHANNES EGGEMANN Boring Tool Patent Print |
| 1958 BORING FRANK Sounding Toy Patent Print Art |
| 1899 JACKSON Original Design Boring Bar Patent 45622 |
| 1825 DISBROW Boring Artesian Wells Patent 51196 |
| 1828 OVERALL Boring Artesian Wells Patent 51343 |