name

• Geological Survey (U.S.)1
• Gove, F. E1
• Powell, John Wesley, 1834-19021
• Thompson, A. H. (Almon Harris), 1839-19061

collection

• Maps of North America1

place

• Aspen (Colo.)1
• Colorado1
• Pitkin County (Colo.)1

genre

• Maps1
• Topographic maps1

publisher

division

• Map Division1

type

• cartographic1