Item no. P3788b (postcard)

Type: cover

Country: Poland

Date of use: 4 September 1935

Business stationery (postcard, back of) used by the Manufacturer and warehouse of school and laboratory equipment [Wytwórnia i składnica urządzeń szkolnych i laboratoryjnych] in Warsaw (Warszawa, Poland), supplier of educational aids. It was addressed to the company HEINRICH BOECKER in Wetzlar (Germany), professional microscope slide preparer.