About: History & Archives
1837 - 1903
Executive Officer, Transit of Venus Commission, 1892. Astronomical Director, U.S. Naval Observatory, 1894-1899.
AAAS Presidential Address: William Harkness, "On the Magnitude of the Solar System," (11 January 1895) 1 N.S.:29-34.
AAAS offices held:
- President, 1893
- University of Rochester, Rhees Library, Rare Books and Special Collections