USGS Historical Topographic Map Chronology - ASTM Phase I ESA
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USGS Historical Topographic Map Chronology - ASTM Phase I ESA
Builds the full USGS historical topographic map chronology for any coordinate and runs an ASTM E1527-21 Sec. 8.3.4 historical records review: five-year interval coverage back to 1940, with data gaps explicitly identified. Every map year, scale, quadrangle and download URL. Keyless USGS data.
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from $5.50 / 1,000 results
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Kyle Maloney
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