Heidelberg and Castle on the Rhine
Transparency
Heidelberg and Castle on the Rhine
1856
Collodion silver transparency
Overall: 8.3 x 17.3 cm (3 1/4 x 6 13/16 in.)
Image (each): 6.2 × 5.4 cm (2 7/16 × 2 1/8 in.)
Gift of the 3M Foundation, ex-collection Louis Walton Sipley
1979.1829.0002
Inscriptions recto (written in white pen on mount): Heidelberg and Castle / (printed in gold on mount): F. LANGENHEIM'S PATENT, Nov. 19, 1850. / (written in white pen on mount): on the Rhine / (printed in gold on mount): Entered according to Act of Congress, in the year 1856, by F. Langenheim, in the Clerk's Office of the District Court for the Eastern District of Pennsylvania.
