University of Michigan Observatory

Richard Bull, architect. Known at various times as Detroit Observatory, Campus Observatory, Old Observatory. Observatory from northwest with pine trees and summer garden. On verso: A.L. Colton, Photographer, Ann Arbor, Michigan. Views of the State University a Specialty.

University of Michigan Observatory

Richard Bull, architect. Known at various times as Detroit Observatory, Campus Observatory, Old Observatory.

University of Michigan Observatory

Richard Bull, architect. Known at various times as Detroit Observatory, Campus Observatory, Old Observatory. Stereoscopic photograph showing the 1868 director's residence addition. James C. Watson (wearing top hat) is seen with a telescope on a tripod; his wife, Annette, is standing at the porch. (Source: A Creation of His Own: Tappan's Detroit Observatory by Patricia S. Whitesell) On verso: Views at University of Michigan, Ann Arbor

University of Michigan Observatory

Richard Bull, architect. Known at various times as Detroit Observatory, Campus Observatory, Old Observatory.

University of Michigan Observatory

Richard Bull, architect. Known at various times as Detroit Observatory, Campus Observatory, Old Observatory.

[University of Michigan Observatory] April 25, 1888. Taken by moonlight. 9 P.M. to midnight.

Richard Bull, architect. Known at various times as Detroit Observatory, Campus Observatory, Old Observatory.

University of Michigan Observatory

Richard Bull, architect. Known at various times as Detroit Observatory, Campus Observatory, Old Observatory. On verso: Photographed in 1887 by Colton of '89