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Chicago used to have an underground tunnel delivery system, using tunnels originally built to house telephone lines, used to deliver coal & remove ash: http://
by sstrudeau 17y ago
Chicago used to have an underground tunnel delivery system, using tunnels originally built to house telephone lines, used to deliver coal & remove ash:
http://en.wikipedia.org/wiki/Chicago_Tunnel_Company http://en.wikipedia.org/wiki/Chicago_Tunnel_Company