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| Keywords: IllinoisTunnelCongressFranklin.jpg en Original Captions Western Three-way Intersection at Congress and Franklin Streets and inscribed along bottom 9148 4-27-02 Shaft No 8 Congre unreadable ; Pages THREE_WAY INTERSECTION AT CONGRESS AND FRANKLIN STREETS The captions are misleading; using the 1902 tunnel map as a reference this must be a view west along Congress toward the intersection with Market St now Wacker Dr For scale the track in the photos is 14 inch gauge The image is a composite of the two published sources to eliminate artifacts from printing and scanning George W Jackson Scope Extent and Construction of the Underground Conduits of the Illinois Telephone and Telegraph Co in Chicago http //books google com/books id DJ4PAQAAIAAJ pg PA498 Journal of the Western Society of Engineers Vol VII No 5 Oct 1902 ; page 498 Also published in George W Jackson Underground Conduits in Chicago http //books google com/books id jz4AAAAAMAAJ pg PA317 Page's Magazine Vol II No 4 April 1903 ; page 317 George W Jackson died 1922 Created 1902-04-27; first published 1902-10 41 52 33 74 N 87 38 9 17 W region US_heading WSW Geolocation derived from 1902 tunnel map Chicago Tunnel Company 1902 in Chicago PD-old | ||||
