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American Architects Directories:
Biographical listing in 1956 American Architects Directory
Repeat of 1956 biographical listing in 1962 American Architects Directory
Biographical Directories:
Entry in Pioneers in Preservation: Biographical Sketches of Architects Prominent in the Field Before World War II (Washington, DC: The American Institute of Architects Committee on Historic Resources, 1990)
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The American Institute of Architects Archives
Membership file contains membership application, correspondence relating to membership, Fellowship nomination, memorial biography. The file also contains two articles written by Lorch, scanned as a separate pdf.
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