1. Perspective view of Mr. Ducket's three furrow plough Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
2. A theater of machines in a mill powered by oxen or horses. Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
3. Man measuring a man's foot during Edward II's reign of 1324. Collection: Early 20th Century Engineering Lantern Slides Date: 1324 Format: Image Agent: unknown
4. Man in ancient times measuring on a table the breadth of his finger. Collection: Early 20th Century Engineering Lantern Slides Date: undated Format: Image Agent: unknown
