"Friese, Christiane; Plakatkunst, 1880-1935, Stuttgart: Klett-Cotta , 1994."@en . . "Etbauer, Theodor Paul"@en . . "2015-06-18"^^ . "2015-07-16"^^ . "2015-08-25"^^ . "2015-06-18"^^ . "2015-07-16"^^ . "2015-08-25"^^ . "b. 1892"@en . . .