Leipzig: Max Spohr (1901). 616pp.
The third volume of this long-running series, with works by Richard von Krafft-Ebing ("Recent studies in the field of homosexuality") and Magnus Hirschfeld ("Are sexual intermediates for marriage for?"), along with a detailed bibliography of homosexuality for the year 1900.
Very good in original binding, light discoloration on spine from an old label, small ownership stamp on front pastedown, light edgewear and bumping to corners.