Notes: | Relief shown by hachures. Oriented with north to right. Digital version available with restrictions Unrestricted online access Electronic reproduction. [Chicago] : University of Chicago Library, [2010] (Late 19th- and early 20th-century urban rail transit maps); (University of Chicago Digital Preservation Collection) Master and use copy. Digital master created according to Benchmark for Faithful Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. http://www.diglib.org/standards/bmarkfin.htm digitized 2010 University of Chicago Library committed to preserve
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