[ Autographs ] HAVELOCK ELLIS (1859 - 1939) English scientist, best known for his research into the sociology of sex. A.L.S. "Havelock Ellis" 1p. 4to., London, May 20, 1912, Mr. Bernstein, thanking him for copies of a newspaper, and "the account of your adventure on the Russian frontier...". Folds, otherwise very good.