Antiquities of Samarkand. Creator: Bogaevskīĭ, N. V., photographer The albumen silver print is a photographic printing process that was widely used in the 19th century. It involves coating paper support with a Mehr
Illus. in: Turkestanskīi al'bom, chast' istoricheskaia, 1871-1872, part 4, pl. 71.