E and H. T. Anthony Company in the 1860's and 70's was the largest United States photographic material supplier and photo publisher. For information on this company see "Anthony, the Man, the Company, the Cameras", by William and Estelle Marder.
E & H.T. Anthony Stereoviews of Mammoth Trees and Yosemite.
These views were taken in 1870 and 1871 by Anthony Photographer Thomas C. Roche. Click on a stereoview to see the album.