topic

• Caves1

name

collection

• Robert N. Dennis collection of stereoscopic views7

place

• Colorado7
• Manitou Springs (Colo.)6
• Manitou Experimental Forest (Colo.)1
• Pikes Peak (Colo.)1

genre

• Photographs7
• Stereographs7

publisher

division

• Wallach Division: Photography Collection7

type

• still image7