...
The American Institute of Architects Archives
Membership file contains membership application, clipping, correspondence about Institute activities, list of hospital work (1938), notification of death, obituaries, Baldwin Memorial biographical form. The drawings submitted with his membership application were returned to him at the time.
Architecture & Design Collection, Art, Design & Architecture Museum, University of California Santa Barbara
Hunt & Chambers Collection. For more information
http://www.museum.ucsb.edu/collections/architecture-design
...