| Walker & Fagersteen Yo Semite Falls, 26,34 [sic] feet, Yosemite Valley, Cal. [Yosemite Valley, California] n.d. Stereocard, detail Bancroft Library, University of California Berkeley Charles L. Camp Collection of Stereographs, Identifier: 16322 LL/38289 Publisher: M. M. Hazeltine, Photographer. Successors to J. J. Reilly & M. M. Hazeltine.
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