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A comment on Nearly Every USGS Topo Map Ever Made (2014).

Re:Nearly Every USGS Topo Map Ever Made (2014) by rplst8 on Friday October 23, 2015 @08:24PM (#10441928)
As a history buff (mostly civil engineering based, roads, bridges, tunnels, railroads, etc.) I find these historic maps extremely useful.
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Re:Nearly Every USGS Topo Map Ever Made (2014) by frankydp on Friday October 23, 2015 @09:52PM (#10442113)
http://historical.northavenue.net/
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