Robert Dennis Collection of Stereoscopic Views.
Some views have tax stamps affixed.
Title devised by cataloger.
Views of Niagara Falls without attribution or series title.
Views of Niagara Falls: falls, rapids, Table rock, winter views, bridges, Terrepin Tower, hotels, tourists posing by the falls, one view of prospect point with two empty chairs; tightrope walkers including "Blondin" on his back, hanging his head upside down, and a view of ships moored at riverbank, town beyond.