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Landscape 117:3 (2008-003)Series VI: Yerkes Observatory
Main Observatory 105:1 (2008-003)Series VI: Yerkes Observatory
Main Observatory 105:189 (2008-003)Series VI: Yerkes Observatory
Main Observatory 47:3 (2008-003)Series VI: Yerkes Observatory
Main Observatory 56:2245 (2008-003)Series VI: Yerkes Observatory
Main Observatory 56:2516 (2008-003)Series VI: Yerkes Observatory
Meeting, 1925 13:1818 (2008-003)Series VI: Yerkes Observatory
Meeting, 1963 16:3077 (2008-003)Series VI: Yerkes Observatory
Meeting, 1963 16:3077b (2008-003)Series VI: Yerkes Observatory
Meeting, 1963 16:3078 (2008-003)Series VI: Yerkes Observatory
Group 9:35 (2008-274)Series VI: Yerkes Observatory
Group 47:53 (2008-003)Series VI: Yerkes Observatory
Group 47:54 (2008-003)Series VI: Yerkes Observatory
Informal 2:3091 (2013-082)Series VI: Yerkes Observatory
Bruce Telescope 67:497 (2008-003)Series VI: Yerkes Observatory
Observatory 20:2573 (2008-003)Series VI: Yerkes Observatory
Observatory 97:22 (2008-003)Series VI: Yerkes Observatory
Observatory 97:34 (2008-003)Series VI: Yerkes Observatory
Observatory 98:32 (2008-003)Series VI: Yerkes Observatory
Office 97:77 (2008-003)Series VI: Yerkes Observatory
Schmidt Telescope 20:1 (2008-003)Series VI: Yerkes Observatory
Telescope 71:1743 (2008-003)Series VI: Yerkes Observatory
Telescope 98:96 (2008-003)Series VI: Yerkes Observatory
Group photograph, 1939 15:2572 (2008-003)Series VI: Yerkes Observatory
Zeiss 312 Telescope 69:2664 (2008-003)Series VI: Yerkes Observatory
Zeiss 508 Telescope 69:2663 (2008-003)Series VI: Yerkes Observatory
Informal 69:62 (2008-003)Series VI: Yerkes Observatory
Family 69:33 (2008-003)Series VI: Yerkes Observatory
Informal 2:43(2013-082)Series VI: Yerkes Observatory
Informal 2:44 (2013-082)Series VI: Yerkes Observatory
Informal 2:45 (2013-082)Series VI: Yerkes Observatory
200-inch Reflector Telescope 7:81 (2008-242)Series VI: Yerkes Observatory
Group 53:1296 (2008-003)Series VI: Yerkes Observatory
69-inch Reflector Telescope 71:2400 (2008-003)Series VI: Yerkes Observatory
Main Observatory 97:25 (2008-003)Series VI: Yerkes Observatory
Main Observatory 98:2 (2008-003)Series VI: Yerkes Observatory
Venus 2:22 (2008-063)Series VI: Yerkes Observatory
Informal 97:28 (2008-003)Series VI: Yerkes Observatory
Observatory 97:74 (2008-003)Series VI: Yerkes Observatory
Observatory 98:39 (2008-003)Series VI: Yerkes Observatory
Telescope 68:2105 (2008-003)Series VI: Yerkes Observatory
Students' Observatory, Proposed 25:807 (2008-003)Series VI: Yerkes Observatory
Formal 42:2491a (2008-003)Series VI: Yerkes Observatory
Formal 7:1299 (2008-003)Series VI: Yerkes Observatory
Formal 7:1550 (2008-003)Series VI: Yerkes Observatory
Formal 7:1551 (2008-003)Series VI: Yerkes Observatory
Formal 7:2496 (2008-003)Series VI: Yerkes Observatory
24-inch Reflector Telescope 2Series II: Buildings and Grounds
24-inch Reflector Telescope 3Series II: Buildings and Grounds
24-inch Reflector Telescope 4Series II: Buildings and Grounds
24-inch Reflector Telescope 5Series II: Buildings and Grounds
24-inch Reflector Telescope 6Series II: Buildings and Grounds
24-inch Reflector Telescope 7Series II: Buildings and Grounds
24-inch Reflector Telescope 8Series II: Buildings and Grounds
24-inch Reflector Telescope 9Series II: Buildings and Grounds
24-inch Reflector Telescope 10Series II: Buildings and Grounds
24-inch Reflector Telescope 11Series II: Buildings and Grounds
24-inch Reflector Telescope 12Series II: Buildings and Grounds
24-inch Reflector Telescope 13Series II: Buildings and Grounds
24-inch Reflector Telescope 14Series II: Buildings and Grounds
24-inch Reflector Telescope 15Series II: Buildings and Grounds
24-inch Reflector Telescope 16Series II: Buildings and Grounds
24-inch Reflector Telescope 17Series II: Buildings and Grounds
24-inch Reflector Telescope 18Series II: Buildings and Grounds
24-inch Reflector Telescope 19Series II: Buildings and Grounds
24-inch Reflector Telescope 20Series II: Buildings and Grounds
24-inch Reflector Telescope 21Series II: Buildings and Grounds
24-inch Reflector Telescope 22Series II: Buildings and Grounds
24-inch Reflector Telescope 23Series II: Buildings and Grounds
40-inch Refractor Telescope 1Series II: Buildings and Grounds
40-inch Refractor Telescope 2Series II: Buildings and Grounds
40-inch Refractor Telescope 3Series II: Buildings and Grounds
40-inch Refractor Telescope 4Series II: Buildings and Grounds
40-inch Refractor Telescope 5Series II: Buildings and Grounds
40-inch Refractor Telescope 6Series II: Buildings and Grounds
40-inch Refractor Telescope 7Series II: Buildings and Grounds
40-inch Refractor Telescope 8Series II: Buildings and Grounds
40-inch Refractor Telescope 9Series II: Buildings and Grounds
40-inch Refractor Telescope 10Series II: Buildings and Grounds
40-inch Refractor Telescope 12Series II: Buildings and Grounds
40-inch Refractor Telescope 13Series II: Buildings and Grounds
40-inch Refractor Telescope 14Series II: Buildings and Grounds
40-inch Refractor Telescope 16Series II: Buildings and Grounds
40-inch Refractor Telescope 17Series II: Buildings and Grounds
40-inch Refractor Telescope 18Series II: Buildings and Grounds
40-inch Refractor Telescope 19Series II: Buildings and Grounds
40-inch Refractor Telescope 20Series II: Buildings and Grounds
40-inch Refractor Telescope 21Series II: Buildings and Grounds
40-inch Refractor Telescope 22Series II: Buildings and Grounds
40-inch Refractor Telescope 23Series II: Buildings and Grounds
40-inch Refractor Telescope 24Series II: Buildings and Grounds
40-inch Refractor Telescope 25Series II: Buildings and Grounds
40-inch Refractor Telescope 26Series II: Buildings and Grounds
40-inch Refractor Telescope 27Series II: Buildings and Grounds
40-inch Refractor Telescope 28Series II: Buildings and Grounds
40-inch Refractor Telescope 29Series II: Buildings and Grounds
40-inch Refractor Telescope 30Series II: Buildings and Grounds
40-inch Refractor Telescope 31Series II: Buildings and Grounds
40-inch Refractor Telescope 32Series II: Buildings and Grounds