Curtiss, Ralph Hamilton, 1880-1929.
Ralph Hamilton Curtiss papers, 1907-1923.
Professional correspondence and biographical sketch. Correspondents include: Heber D. Curtis, Oct. 3, 1918, William J. Hussey, 1907, 1911, and July 18, 1923, and Harrison M. Randall, Dec. 5, 1911.
Professor of astronomy at University of Michigan.
University of Michigan. Astronomy Dept.
University of Michigan -- Faculty.
University of Michigan. Observatory.
Astronomy.
Curtis, Heber Doust, 1872-1942
Hussey, William Joseph, 1862-1926.
Randall, Harrison M. (Harrison McAllister), 1870-
AIP-ICOS
University of Michigan. Bentley Historical Library. Ann Arbor, Michigan 48109-2113, USA