1. Examples of screws, studs, and knobs made by the automatic screw machine Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
2. First milling machine, Eli Whitney, 1818 Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: 1818 Format: Image Agent: unknown
3. Spencer double-turret automatic screw machine, showing the "Protean cam." Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: unknown Date: undated Format: Image Agent: unknown
4. Double broaching machine, J.N. Lapointe Co. Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: New London, Connecticut Date: undated Format: Image Agent: unknown
5. Oldest lathe in existence, dates from 1500, property of Emperor Maximilian I. Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: 1500 Format: Image Agent: unknown
6. Gear hobbing machine cutting gears Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
7. Cincinnati cylindrical grinding machine Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Cincinnati, Ohio Date: undated Format: Image Agent: unknown
8. Gear Shaper Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
9. Richard Robert's back-geared lathe Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
10. Muliple drilling machine drawing comparing old and new methods. Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
11. Typical single spindle Gardner grinder, no. 7 1/2 Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Beloit, Wisconsin Date: undated Format: Image Agent: unknown
12. Single spindle machine with motor drive Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
