1
by Hume, David, 1711-1776.
Published 1838
Electronic
2
by Bonitz, Hermann.
Published 1858
Electronic
3
Electronic
4
by Keller, Wilhelm.
Published 1877
Electronic
5
Electronic
6
Published 1899
Electronic
8
Electronic
9
Electronic
11
by Könitzer, Willi Friedrich.
Published 1936
Electronic
12
by Leinveber, Gerhard.
Published 1936
Electronic