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American Architects Directories:
Biographical listing in 1956 American Architects Directory
Biographical listing in 1962 American Architects Directory
Biographical listing in 1970 American Architects Directory
Biographical Directories:
Entry in Macmillan Encyclopedia of Architects (New York: Macmillan, 1982)
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The American Institute of Architects Archives
Membership file contains membership application, chapter transfers, photograph and resume, Fellowship nomination, request for emeritus (retired) status, Baldwin Memorial biographical form. Letters in support of Fellowship have been scanned as a separate file.
Library of Congress
MSS81474, Victor Gruen Papers https://lccn.loc.gov/mm92081474
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