images: File:1869_chicago.jpg licensed with PD-old 2005-08-12T08:01:34Z SPUI 4902x6376 (9280310 Bytes) {{PD}} 1869 map of Chicago from [http://www.davidrumsey
0/PDMCreative Commons Public Domain Mark 1.0falsefalse Derivative works of this file: Great Chicago Fire map.jpg English determination method or standard: SHA-1
1884 map of the Chicago and Alton Railroad from davidrumsey.com. See also Image:1884 Chicago & Alton.jpg and Image:1884 Chicago & Alton map only.jpg. English
