1. Two men installing parts into high-speed gear shapers at Fellows Gear Shaper Company "Battery installation" refers to the assembly, like a battery of guns in artillery. Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Springfield, Vermont Date: undated Format: Image Agent: unknown
2. Gear-shape cutter generating teeth in blank metal circle at Fellows Gear Shaper Company Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Springfield, Vermont Date: undated Format: Image Agent: unknown
3. Automatic lathe by Jones and Lamson, front view Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Springfield, Vermont Date: undated Format: Image Agent: unknown
4. Man standing next to automatic lathe by Jones and Lamson, back view Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Springfield, Vermont Date: undated Format: Image Agent: unknown
5. Historical development of the Hartness flat turret lathe by Jones and Lamson Machine Company Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Springfield, Vermont Date: undated Format: Image Agent: unknown
