William Shew, ‘A Pair of Elegantly Dressed California Gentlemen with Top Hats’, circa 1854, Sotheby's

Important Daguerreotypes from the Stanley B. Burns, MD, Collection

The photographer's credit and 'San Francisco' stamped on the mat.

Half-plate

Stanley B. Burns, Mirror Mirror: The Burns Collection Daguerreotypes (New York: The Burns Archive Press, 2012), pl. 71