topic

• Coal mines and mining1
• Geology1
• Iron mines and mining1

name

• Cambria Iron Company1
• Fulton, John, 1826-19161
• Geological Survey of Pennsylvania1
• Hart, Lane S1

collection

• Maps of North America1

place

• Cambria County1
• Cambria County (Pa.)1
• Johnstown (Cambria County)1
• Johnstown (Cambria County, Pa.)1
• Pennsylvania1

genre

• Charts1
• Diagrams1
• Maps1
• Topographic maps1

publisher

division

• Map Division1

type

• cartographic1