[Leon Campbell; L. F. Caouette; Edwin Francis Carpenter; Joseph Wyan Chamberlain; Subrahmanyan Chandrasekhar; Clarence Augustus Chant; Giulio Cioppi; Norman G. Cobb; Elizabeth Connor; Dictionary of Scientific Biography [Charles Coulton Gillispie]; Bayard Dodge; John Wainwright Evans, Jr.; M. W. Feast; Charles Fehrenbach; George Field [, Ivan Robert King, and Rudolph Leo Minkowski]; Simon Freed; Edwin Brant Frost; Sergei Illarionowitsh Gaposchkin; The Geographical Magazine [Walter Hingston]; Frederick Orville Grover]
[Ansel Adams; Aetna Casualty and Surety Co.; Harold Lee Alden; Dinsmore Alter; American Institute of Physics [Elmer Hutchisson]; A. D. Andrews; Basic Books, Inc. [Jack Lynch]; F. Samuel Bauer; W. W. Baumeister; F. E. Baxandall; Carlyle Smith Beals; F. A. Bellamy; Bernard Benfield; Louis Berman; Peter Bodenheimer; John C. Brandt; Frederick E. Brasch; P. ten Bruggencate]
[Charles Edward St. John; Science; Frederick Hanley Seares; W. T. Skilling; Charles Hugh Smiley; Harlan J. Smith; Albert W. Staub; Dorothy Michelson [Mrs. William D.] Stevens; Mrs. Emma B. Stoll; H. H. Turner; University Club of Pasadena [Courtenay Monsen]; University of Toronto Library [Robert H. Blackburn]; Tomas S. Vanasek; Brian Warner; B. C. J. Wheatlake; Raymond H. Wilson, Jr.; F. Wunschmann; Arthur Bambridge Wyse; M. C. Zukerman]
[Robert Hardie; John Frederick Heard; A. F. Hewitt, Jr.; Ellen Dorrit Hoffleit; C. M. Huffer; Hugh Mitchell Johnson; Sharon Jordan; Robert Paul Kraft; B. V. Kukarkin; William Kunkel; J. C. Lair; R. A. Lyttleton; Dean Benjamin McLaughlin; W. Martin; William C. Miller; Deborah J. Mills; William Wilson Morgan; G. S. Mumford; James K. Murphy]
[National Geographic Magazine [William J. Showalter]; O. Richard Norton; Frank Q. Orrall; Valfrids Osvalds; Joseph Algernon Pearce; Harry Hemley Plaskett; Popular Astronomy [Ralph L. Henry]; President's Committee on the National Medal of Science [Bryce Crawford, Jr.]; George Worrall Preston, III; Grote Reber; Paul E. Roques; Norman Rubenfeld]
