Views of the Acropolis. 1860s. 6 albumen prints, mounted to board. Each between ca. 24 x 32 cm and 27 x 38 cm or reverse (mounts 32,5 x 42,5 cm or reverse). Most signed in the negative in lower margin.

Dorothea Ritter. Im Lichte des Helios: Griechenland und frühe Photographien aus der Sammlung Siegert. Berlin: Umschau/Braus, 1999, ill. p. 64;
Claire L. Lyons, John K. Papadopoulos, Lindsey S. Stewart, and Andrew Szegedy-Maszak, eds. Antiquity & Photography: Early Views of Ancient Mediterranean Sites. London: Thames & Hudson, 2005, ill. p. 122.