拍品专文
In 1853, John Frederick Mascher of Philadelphia patented a stereo viewing apparatus consisting of a case with a fold-out set of lenses (illustrated).
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Portrait of a Young Man; and Father and Son. c. 1860
细节
J.E. McCLEES (1812-1879) and W.L. GERMON
Portrait of a Young Man; and Father and Son. c. 1860
2 quarter-plate stereo daguerreotypes
one stamped (on the brass mat)
each 3¼ x 4¼in. (8 x 10.7cm.) overall; both with Mascher case (2)
Portrait of a Young Man; and Father and Son. c. 1860
2 quarter-plate stereo daguerreotypes
one stamped (on the brass mat)
each 3¼ x 4¼in. (8 x 10.7cm.) overall; both with Mascher case (2)