topic

• Trusses3
• Canals1
• Canyons1
• Ruins1

name

collection

• Robert N. Dennis collection of stereoscopic views7

place

• New York (State)7
• Portage (N.Y. : Town)7
• Genesee River (Pa. and N.Y.)3

genre

• Photographs7
• Stereographs7

division

• Wallach Division: Photography Collection7

type

• still image7