577. Dynamo Laboratory Collection: Images from the Rare Book and Manuscript Collections Format: Image
579. President Rhodes in electic hot-rod Collection: Images from the Rare Book and Manuscript Collections Format: Image
581. Harris J. Ryan lecturing Collection: Images from the Rare Book and Manuscript Collections Format: Image
582. Geology field station Collection: Images from the Rare Book and Manuscript Collections Location: Guiana Format: Image
583. George Wolga's lab - semiconductor materials Collection: Images from the Rare Book and Manuscript Collections Format: Image
584. Gilbert D. Harris at his printing press Collection: Images from the Rare Book and Manuscript Collections Format: Image
585. 400,000 test machine with Lev Zetlin Collection: Images from the Rare Book and Manuscript Collections Format: Image
586. Large pipe, six men Collection: Images from the Rare Book and Manuscript Collections Format: Image
587. Ronald J. Herring Collection: Images from the Rare Book and Manuscript Collections Format: Image
