Alfredo Hamelle (1841-1918) (Gustave Léopold Hamelle, dit) - The Art Publishing Co. - The S. P. Series Stereoscopic Gems. London, c. 1910-1912. Crystal Palace. Dulwich Park. Hyde Park. Picadilly Circus. Tower Bridge. Whitehall. Herne Hill. Brockwell Park. Fleet Street. Brockwell Park. Botanical Gardens. 27 stereoscopic prints on citrate paper, mounted on cardboard. Studio credits on some mounts. Some captions in negatives. Numerous handwritten annotations and dates on reverse sides of mounts. Average size of the two views assembled: 7.5 x 16 cm Neue Photographische Gesellschaft A.-G. Sterglitz-Berlin Rome. Paris. Dresden. Stettin. Meran. Tyrol, 1902-1903. 13 stereoscopic silver prints. Legends at lower right of prints. Studio credit and dates on versos. Medium format: 8.5 x 17 cm