1. Large pipe, six men Collection: Images from the Rare Book and Manuscript Collections Format: Image
2. 400,000 test machine with Lev Zetlin Collection: Images from the Rare Book and Manuscript Collections Format: Image
3. Geodetic Obseratory Collection: Images from the Rare Book and Manuscript Collections Format: Image
5. Harris J. Ryan lecturing Collection: Images from the Rare Book and Manuscript Collections Format: Image
7. 400,000 pounds testing Collection: Images from the Rare Book and Manuscript Collections Format: Image
8. Cornell experimental electic car with professor and student Collection: Images from the Rare Book and Manuscript Collections Format: Image
9. President Rhodes in electic hot-rod Collection: Images from the Rare Book and Manuscript Collections Format: Image
11. George Wolga's lab - semiconductor materials Collection: Images from the Rare Book and Manuscript Collections Format: Image
12. Geology field station Collection: Images from the Rare Book and Manuscript Collections Location: Guiana Format: Image
