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The American Institute of Architects Archives
Membership file contains membership application, correspondence requesting information, address changes, and notification of death.
University of Illinois at Urbana-Champaign, University Library, Illinois History and Lincoln Collections
Frederick Wainwright Perkins Papers, 1900-1928. Online finding aid available at http://www.library.illinois.edu/ihx/archon/?p=collections/controlcard&id=851. For contact information, see Illinois History and Lincoln Collections.
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