61. Gilbert D. Harris at his printing press Collection: Images from the Rare Book and Manuscript Collections Format: Image
62. 400,000 test machine with Lev Zetlin Collection: Images from the Rare Book and Manuscript Collections Format: Image
63. Large pipe, six men Collection: Images from the Rare Book and Manuscript Collections Format: Image
64. Meeting place of the Social Study Club and , at a later period, of the Alpha Phi Alpha Fraternity Collection: Images from the Rare Book and Manuscript Collections Format: Image
65. Geology Students and Professor Collection: Images from the Rare Book and Manuscript Collections Format: Image Creator: Goldberg, Sol
66. Geology Students and Professor Collection: Images from the Rare Book and Manuscript Collections Format: Image Creator: Goldberg, Sol
67. Stone path foreground, arched bridge, and trees (vertical) Collection: Images from the Rare Book and Manuscript Collections Location: James Parmelee Estate, Washington D.C. Format: Image
68. Path foreground, arched bridge, and trees (horizontal) Collection: Images from the Rare Book and Manuscript Collections Location: James Parmelee Estate, Washington D.C. Format: Image
69. Estate to right and trees in foreground Collection: Images from the Rare Book and Manuscript Collections Location: James Parmelee Estate, Washington D.C. Format: Image
70. Estate to left, lawn, and trees Collection: Images from the Rare Book and Manuscript Collections Location: James Parmelee Estate, Washington D.C. Format: Image
71. Garden gazebo (close-up) Collection: Images from the Rare Book and Manuscript Collections Location: James Parmelee Estate, Washington D.C. Format: Image
72. Rear of estate and lawn Collection: Images from the Rare Book and Manuscript Collections Location: James Parmelee Estate, Washington D.C. Format: Image
