The von Richthofen sisters; the triumphant and the tragic modes of love: Else and Frieda von Richthofen, Otto Gross, Max Weber, and D. H. Lawrence, in the years 1870-1970.
Green, Martin,1927-2010.
London, Weidenfeld and Nicolson
[1974]
Richthofen family.
Jaffe-Richthofen, Else, 1874-
Lawrence, Frieda von Richthofen, 1879-1956.
Lawrence, D. H. (David Herbert), 1885-1930.