4405. Men inside automobile "listening in" for car noises Collection: Early 20th Century Engineering Lantern Slides Set: Growth Date: undated Format: Image Agent: unknown
4406. Anatomical drawing to indicate location of principal endocrine grands. Collection: Early 20th Century Engineering Lantern Slides Date: undated Format: Image Agent: unknown
4407. Effect of noise vs. quiet on the ability to work. The woman typist is wearing a mask under quiet and noisy conditions ; her breath is monitored by a man who is taking notes. Collection: Early 20th Century Engineering Lantern Slides Set: H. I. M. (Human Interaction Management) Date: undated Format: Image Agent: unknown
4408. Thornycroft boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
4409. Water-tube boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
4410. Yarrow steam boiler Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Location: unknown Date: undated Format: Image Agent: unknown
4411. Automatic turret machine Hendey-Norton Lathes Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
4412. Score report for Dorothy Robinson on speed (operating), inspection, and dual (both). Collection: Early 20th Century Engineering Lantern Slides Set: Merit Rating Date: 13906 Format: Image Agent: unknown
4413. Score report for Caroline Jones on speed (operating), inspection, and dual (both). Collection: Early 20th Century Engineering Lantern Slides Set: Merit Rating Date: 13903 Format: Image Agent: unknown
4414. Vertical, multi-spindle automatic lathe Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Date: undated Format: Image Agent: unknown
4415. First EC-2 cargo vessel boiler by Babcock and Wilcox Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
4416. View of tubes inside EC-2 vessel boiler by Babcock and Wilcox Collection: Early 20th Century Engineering Lantern Slides Set: Machinery Date: undated Format: Image Agent: unknown
