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American Architects Directories:
Biographical listing in 1956 American Architects Directory
Biographical listing in 1962 American Architects Directory
Biographical Directories:
Entry under Eggers and Higgins in Macmillan Encyclopedia of Architects (New York: Macmillan, 1982)
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The American Institute of Architects Archives
Membership file contains correspondence about membership but not his membership application, Fellowship nomination, biographical data, photos of renderings and sketches, request for emeritus (retired) status, obituaries, Baldwin Memorial biographical form.
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