topic

• Aerialists3
• Tourist trade3
• Waterfalls3
• Suspension bridges1

name

collection

• Robert N. Dennis collection of stereoscopic views3

place

• New York (State)3
• Niagara Falls (N.Y. and Ont.)3

genre

• Photographs3
• Stereographs3

division

• Wallach Division: Photography Collection3

type

• still image3