1. Milling machine gear shaper cutter from the Cincinnati Milling Machine Company Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Cincinnati, Ohio Date: undated Format: Image Agent: unknown
2. Cincinnati cylindrical grinding machine Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Cincinnati, Ohio Date: undated Format: Image Agent: unknown
3. Two Cincinnati super-service upright drills Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Cincinnati, Ohio Date: undated Format: Image Agent: unknown
4. Cincinnati centerless grinder machine Collection: Early 20th Century Engineering Lantern Slides Set: Transfer of skill Location: Cincinnati, Ohio Date: undated Format: Image Agent: unknown
5. Lafayette Ball napkin. Collection: Images from the Rare Book and Manuscript Collections Location: Cincinnati, Ohio Date: 1825-05 Format: Image
6. Letter from Former Slaveholder, explaining "I could never consent again to own slaves" Collection: Gail and Stephen Rudin Slavery Collection, 1728-1973 Location: Cincinnati, Ohio Cincinnati, Ohio Date: 1845-07-10 Format: Image Creator: James Jarman Addressee: Captain John F. Hawkins
