topic

• Canyons1
• Rivers1
• Rocks1

name

collection

• Robert N. Dennis collection of stereoscopic views22

place

• New York (State)20
• Niagara Falls (N.Y. and Ont.)20
• New Hampshire2
• White Mountains (N.H. and Me.)2

genre

• Photographs22
• Stereographs22

division

• Wallach Division: Photography Collection22

type

• still image22