Photographer: Ernst Boerschmann (1873-1949), E. Herold and unknown. Architectural photographic views and drawings/studies of China. 1910-1940. Circa 330 gelatin silver, collodion paper prints and halftone prints as well as various drawings, sketches and postcards. Various sizes between circa 5,5 x 9 cm, 17 x 13 cm (most) and 32 x 24 cm.