1. Face of two men next to personality traits. One signed H.B.F.; the other E.E.L. Collection: Early 20th Century Engineering Lantern Slides Set: Face-Related Data Date: undated Format: Image Agent: unknown
2. Two drawings upper lip and corner of mouth Collection: Early 20th Century Engineering Lantern Slides Set: Face-Related Data Date: undated Format: Image Agent: unknown
3. Test for applicant where they are using right hand and left hand simultaneously to turn pegs. Collection: Early 20th Century Engineering Lantern Slides Set: Aptitude Tests Date: undated Format: Image Agent: unknown
4. Visual perception test for applicant to identify dots that are off center in circles on a page. Collection: Early 20th Century Engineering Lantern Slides Set: Aptitude Tests Date: undated Format: Image Agent: unknown
5. Test for applicant using hand and foot controls. They use both hands to adjust pegs and foot to rotate the horizontal bar. Collection: Early 20th Century Engineering Lantern Slides Set: Aptitude Tests Date: undated Format: Image Agent: unknown
6. Test for applicant where they are positioning knobs with both hands simultaneously. Collection: Early 20th Century Engineering Lantern Slides Set: Aptitude Tests Date: undated Format: Image Agent: unknown
7. Test for inspecting pencils and sorting them into box with dividers. Collection: Early 20th Century Engineering Lantern Slides Set: Aptitude Tests Date: undated Format: Image Agent: unknown
8. Man caring a cart with a heavy load. He has a face mask measuring his efficiency over time. Collection: Early 20th Century Engineering Lantern Slides Date: undated Format: Image Agent: unknown
9. Ergogram measuring physical fatigue after repeated motion. Collection: Early 20th Century Engineering Lantern Slides Set: H. I. M. (Human Interaction Management) Date: undated Format: Image Agent: unknown
10. Drawings of two boys by Carl Bohnen. Collection: Early 20th Century Engineering Lantern Slides Set: Face-Related Data Date: undated Format: Image Agent: unknown
11. Six drawings of a man's nose and face. Collection: Early 20th Century Engineering Lantern Slides Set: Face-Related Data Date: undated Format: Image Agent: unknown
12. Job rating for boring mill operator, containing substantiating data. Collection: Early 20th Century Engineering Lantern Slides Set: Job rating Date: undated Format: Image Agent: unknown
