W. & F. Langenheim 1850 (ca) From W. & F. Langenheim's talbotype and daguerreotype establishment Exchange 3rd story, rooms 25-27 Philadelphia. [graphic] : Talbotypes on paper, or daguerreotypes on plates of all sizes.
Lithograph, etched and gilted 14 x 19 cm. (5.5 x 7.5 in.)
Illustrated trade card and envelope depicting filigree surrounding the advertisement for W. & F. Langenheim. In 1849 the Langenheim brothers purchased the American patent rights to the talbotype and in the autumn of 1850 moved their studio to a more centrally located block of Chestnut Street.
