Nine Poster Stamps used to promote Jugend (Youth) Magazine (1896-1940) founded in Munich by George Hirth who edited it until his death in 1916.  This is Series No. 1 and includes #'s 2 through 7 plus 11 and 12.  All about 2 x 2 3/8.  Lot includes a brief history of the Magazine reprinted from Wikipedia.  Bonuses.