. . . "1938"^^ . . "1924"^^ . "Karlsruhe (Baden-Württemberg)" . . "Billing, Hermann (Architekt)" . "Mappe 2" . . . . "Billing, Hermann; Karlsruhe (Baden-Württemberg); Ettlinger Tor, Bebauung - Lageplan" . . "1. April 1913" . "1924-1938" .