topic

• Caves1

name

collection

• Robert N. Dennis collection of stereoscopic views11

place

• Colorado11
• Manitou Springs (Colo. : Springs)8
• Pikes Peak (Colo.)3
• Manitou Experimental Forest (Colo.)1

genre

• Photographs11

publisher

• W. E. Hook7

division

• Wallach Division: Photography Collection11

type

• still image11