S.L. & Co. – early 20th century postcard publisher (1906-1918), Langdorf printed his postcards in Germany. His logo was an emblem of a winged circle enclosing the letters "SL & Co."
Description: S.L. & Co. – early 20th century postcard publisher (1906-1918), Langdorf printed his postcards in Germany. His logo was an emblem of a winged circle enclosing the letters "SL & Co."