An old <a href="https://en.wikipedia.org/wiki/United_States_Geological_Survey" class="extiw" title="en:United States Geological Survey">USGS</a> map of the <a href="https://en.wikipedia.org/wiki/Oliver_Farms_Airport" class="extiw" title="en:Oliver Farms Airport">Oliver Farms Airport</a>, in <a href="https://en.wikipedia.org/wiki/Saginaw,_Texas" class="extiw" title="en:Saginaw, Texas">Saginaw, Texas</a>.
United States Geological Survey
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