A. Garland Mears
M. A. Orr
Mary Proctor
George Ellery Hale
Angelo Hall
H. H. Turner
Edwin Hubble
Harold Jacoby
Percival Lowell
Robert P. Multhauf
Henry Draper
Simon Newcomb
Garrett P. Serviss
William Barton
E. L. Trouvelot
Sir Norman Lockyer
Richard A. Proctor