Topographic Map Military (Historical) Features in Grayson County, Texas
Browse by County - Grayson, Feature Type - Military (Historical)
| Feature | Type | County | USGS Topo Map | Elevation | Lat | Long |
|---|---|---|---|---|---|---|
| Fort Johnston (historical) | Military (Historical) | Grayson | Unknown | -32800 feet | 0.000ºN | 0.000ºW |
| Perrin Air Force Base (historical) | Military (Historical) | Grayson | Sherman NW | 745 feet | 33.715ºN | 96.673ºW |
| Perrin Air Force Station (historical) | Military (Historical) | Grayson | Sherman NW | 882 feet | 33.705ºN | 96.648ºW |
