English: Text under the picture: "Interior view of the first floor of the Louis Blumenthal office building, Leipzigerstrasse 38." In: Illustrated book Panorama von Berlin für die Gewerbe-Ausstellung 1896, chapter 2 with Views of large commercial buildings (own numbering), page 11. — Offerings according to the Berlin 1896 address book: leather goods, haberdashery and travel utensils, special paper confectionery, business book products, book printing and lithographic institute, sale in bulk (en gros) and in detail as well as export. Blumenthal's shop area were located on the ground floor and first floor at this time. He occupied the 2nd floor. The merchant had bought the house in 1887/1888.