LGBTQ-related journal Wissenschaftlich-humanitäres Komitee Scientific-Humanitarian Committee Encyclopedia of Homosexuality Jahrbuch für sexuelle Zwischenstufen Yearbook for Intermediate Sexual Types 1899 https://catalog.hathitrust.org/Record/000046002 https://en.wikipedia.org/wiki/Jahrbuch_f%C3%BCr_sexuelle_Zwischenstufen https://www.wikidata.org/wiki/Q3806149 Jahrbuch für sexuelle Zwischenstufen An annual publication of the Scientific-Humanitarian Committee (Wissenschaftlich-humanitäres Komitee, WhK), an early LGBTQ rights organization founded by Magnus Hirschfeld in 1897. The periodical featured articles on scientific, literary, and political topics related to sexual and gender minorities. It was published regularly from 1899 to 1923 (sometimes quarterly) and more sporadically until 1933. Yearbook for Intermediate Sexual Types