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4 results.
Heliostat Room 1:1033 (2008-003)Series VI: Yerkes Observatory
Heliostat Room 23:1107 (2008-003)Series VI: Yerkes Observatory
Heliostat Room 51:1037 (2008-003)Series VI: Yerkes Observatory
Heliostat Room 55:1036 (2008-003)Series VI: Yerkes Observatory