SIEMENS Schuckert Sammelliste 1929 / SIEMENS Electricity / Current Catalog - Siemens & Halske AG Plant, Berlin 1939, f. 17 x 22.5cm, p. 400
a very extensive and richly illustrated catalog of the well-known SIEMENS factory with articles related to electricity and current, ranging from machine systems, controllers and DC starters through three-phase machines, transformers, panels, pumps to power tools