topic

• Tourism27
• Rivers9
• Waterfalls9

name

collection

• Robert N. Dennis collection of stereoscopic views36

place

• New York (State)36
• Niagara Falls (N.Y. and Ont.)36
• Niagara Falls (N.Y.)27
• Niagara River (N.Y. and Ont.)9
• Ontario9

genre

• Photographs36
• Stereographs36

division

• Wallach Division: Photography Collection36

type

• still image36