Negative blue line print. "April 1927." "L.S.R."; Scale [ca. 1:7,920]; photocopy; Master and use copy. Digital master created according to Benchmark for Faithful Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002.
University of Chicago. Department of Sociology (n.d.). The Near West Side.. . https://www.lib.uchicago.edu/collex/collections/social-scientists-map-chicago/object/b2qv8nq0bz37 (map)