Von Löbell's Jahresberichte über das Heer- und Kriegswesen

33.1906 Michigan-USA* = Google, Harvard-USA* = Google
34.1907 Michigan-USA* = Google, Harvard-USA* = Google = Internet Archive
35.1908 Michigan-USA* = Google, Harvard-USA* = Google
36.1909 Michigan-USA* = Google, Harvard-USA* = Google
37.1910 Michigan-USA* = Google, Harvard-USA* = Google
38.1911 Michigan-USA* = Google, Minnesota-USA* = Google
39.1912 Michigan-USA* = Google, Harvard-USA* = Google-USA*
40.1913 Michigan-USA* = Google-USA*, Minnesota-USA* = Google-USA*
41.1920 Michigan-USA* = Google = Internet Archive
42.1923
43.1926 Michigan-USA* = Google

44.1929 Michigan-USA* = Google
47.1934 Michigan = Google