Description

Group photograph of men seated on a rocky outcrop at the Mount Wilson Observatory. Left to right are: H. L. Miller, Charles Greeley Abbot, George Ellery Hale, Leonard Ross Ingersoll, Ferdinand Ellerman, Walter Sydney Adams, Edward E. Barnard and Charles Backus. Trees and a building are visible behind them. Names are annotated on recto with text that reads "Group at Monastery (1905)", "The Hale Observatories.", "50 George Ellery Hale 1868-1938".

Original Caption: "From The Legacy of George Ellery Hale, Wright, Warnow, Weiner, eds. MIT Press 1972. p. 50".