Niagara Falls, N. Y. Chas. Bierstadt, Photographer. (n. d.). Ca early 1870s. Stereo image of El Captian, mounted to green stiff-stock paper. Lettering in black ink. Blank verso. Oblong format: 3-15/16" x 7". Rounded corners. Now housed in a clear mylar sleeve. Bierstadt a successful photographer of the era, who..... More