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Minerva-Rockdale oil field was discovered in 1921 and provided new opportunities for investment.

Minerva-Rockdale Oil Field is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Cameron quad.

Minerva-Rockdale Oil Field USGS Cameron Quad, Texas, Topographic Map = Minerva-Rockdale Oil Field is an Oilfield in the state of Texas (county of Milam), located