- C.R. Childs; Post Cards Chicago
- University of Illinois at Urbana-Champaign, University Library
Black and white postcard. On Front: Harper Memorial Library, The University of Chicago, Chicago, Ill. Library Postcards. Illinois. Black and white photography. 13.8 x 8.8 cm. Paper. 3334 x 2045 pixels. 600 dpi; 20454330 bytes.
- Chicago, Illinois