[Map of U.S. counties] [cartographic material] / U.S. Department of Commerce, Bureau of the Census. (3.24845)
Date: 1942Creator: United States. Bureau of the Census.
Type: Plan
Extent: 1 map 62 x 97 cm.
Landforms of the United States [cartographic material] / by Erwin Raisz. (3.24846)
Date: 1957Creator: Raisz, Erwin
Type: Plan
Extent: 1 map 66 x 104 cm.