ANSEL ADAMS (1902–1984)
Thunderstorm, Yosemite Valley, California, 1945
gelatin silver print, mounted on board, printed c.1979
signed and numbered '49/50' in pencil (mount, recto); credited, titled, dated and numbered on affixed New York Graphic Society Yosemite and the Range of Light label (mount, verso)
image/sheet: 19¹⁄₂ x 15 in. (49.5 x 38 cm.)
mount: 28 x 22 in. (71 x 55.9 cm.)
This work is number forty-nine from an edition of fifty plus three publisher's proofs made as one of five photographs especially printed and signed by the artist as part of the deluxe edition of Yosemite and the Range of Light, published by New York Graphic Society in September, 1979.

Paul Brooks, Yosemite and the Range of Light, Little, Brown and Co., New York, 1992, pl. 30.