Fibel und Erstes Lesebuch - Rathmann, Julius; Hillenkamp, Carl; Dallmer, Eberhard; Gardner; Weber, Max; Giacomelli, Hector; Murillo, Bartolomeo; Adam, Julius II.; Hartwick; Carter, Samuel James; Chialiva, Luigi; Paton, Frank; et al. (New German readers, 1910)