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Continue to ChatSempronius (historical) Map - Austin County, TX https://www.yellowmaps.com/usgs/topo.cfm?map=tx-2034872-sempronius-%28historical%29
Sempronius (historical) Map - Austin County, TX https://www.yellowmaps.com/usgs/topo.cfm?map=tx-2034872-sempronius-%28historical%29