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Sort of like a modern version of NYC's pneumatic tube system http://untappedcities.com/2013/03/15/nycs-pneumatic-tube-mail-network/ http://untappedcities.com/20

by whyenot 12y ago

Sort of like a modern version of NYC's pneumatic tube system http://untappedcities.com/2013/03/15/nycs-pneumatic-tube-mail-network/ http://untappedcities.com/2013/03/15/nycs-pneumatic-tube-mai...

dghughes 12y ago
Sweden has a fairly complex large pneumatic pipe system for garbage, I'm not sure what city has it.