German article in Die Gartenlaube, 1887, no. 43

German article in Die Gartenlaube, 1889, no. 2

German article in Die Gartenlaube, 1881, no. 41

article series in Die Gartenlaube, 1874

German article in Die Gartenlaube, 1898, no. 26

essay by Anton Ohorn

German article in Die Gartenlaube, 1882, no. 47

German article in Die Gartenlaube, 1886, no. 41

German article in Die Gartenlaube, 1882, no. 4

German article in Die Gartenlaube, 1884, no. 7

German article in Die Gartenlaube, 1882, no. 27

German article in Die Gartenlaube, 1874, no. 38

German article in Die Gartenlaube, 1887, no. 14

German article in Die Gartenlaube, 1889, no. 32

German article in Die Gartenlaube, 1891, no. 49

German article in Die Gartenlaube, 1894, no. 18

German article in Die Gartenlaube, 1880, no. 36

German article in Die Gartenlaube, 1881, no. 44

German article in Die Gartenlaube, 1890, no. 22

German article in Die Gartenlaube, 1886, no. 50

German article in Die Gartenlaube, 1884, no. 42