Hygienische Rundschau
- 1.1891 California = Google, Michigan = Google, Harvard = Google
- 2.1892 California = Google, Michigan = Google, Harvard = Google
- 3.1893 California = Google, Michigan = Google, Harvard = Google
- 4.1894 California = Google, Michigan = Google, Harvard = Google
- 5.1895 California = Google, Michigan = Google
- 6.1896 California = Google = Internet Archive, Michigan = Google = Internet Archive, Harvard = Google = Internet Archive
- 7.1897 California = Google = Internet Archive, Michigan = Google = Internet Archive
- 8.1898 California = Google = Internet Archive, Michigan = Google = Internet Archive
- 9.1899 California = Google = Internet Archive, Michigan = Google = Internet Archive, Harvard = Google = Internet Archive
- 10.1900 California = Google = Internet Archive, Michigan = Google = Internet Archive, Harvard = Google = Internet Archive
- REGISTER Band 1.1891 - 10.1900 California = Internet Archive, Harvard
- 11.1901 California-USA* = Google = Internet Archive, Michigan-USA* = Google = Internet Archive
- 12.1902 California-USA* = Google = Internet Archive, Michigan-USA* = Google = Internet Archive
- 13.1903 California-USA* = Google = Internet Archive, Michigan-USA* = Google = Internet Archive
- 14.1904 California-USA* = Google = Internet Archive, Michigan-USA* = Google = Internet Archive, Harvard-USA* = Google = Internet Archive
- 15.1905 California-USA* = Google = Internet Archive, Michigan-USA* = Google = Internet Archive, Harvard-USA* = Google = Internet Archive
- 16.1906 California-USA* = Google = Internet Archive, Michigan-USA* = Google = Internet Archive, Harvard-USA* = Google = Internet Archive
- 17.1907 California-USA* = Google = Internet Archive, Michigan-USA* = Google = Internet Archive, Harvard-USA* = Google = Internet Archive
- 18.1908 California-USA* = Google = Internet Archive, Michigan-USA* = Google = Internet Archive
- 19.1909 California-USA* = Internet Archive
- 20.1910 California-USA* = Internet Archive
- 21.1911 California-USA* = Internet Archive
- 22.1912 California-USA* = Internet Archive
- 23.1913 Michigan-USA* = Internet Archive
- 24.1914 California-USA* = Internet Archive
- 25.1915 California-USA* = Internet Archive
- 26.1916 California-USA* = Internet Archive
- 27.1917 California-USA* = Internet Archive
- 28.1918 California-USA* = Internet Archive
- 29.1919 California-USA* = Internet Archive
- 30.1920 California-USA* = Internet Archive
- 31.1921 + 32.1922 California-USA* = Internet Archive