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American Architects Directories:
Address listed in 1956 American Architects Directory under Graham, John Bruce
Biographical listing in 1962 American Architects Directory
Address listed 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 and Fellowship nomination, related correspondence; Baldwin biographical files contain press release about his Fellowship and two undated outlines of his career.
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