to stay informed about recent developments. The opening of this text presents an introduction by the author, emphasizing the need for dedicated bibliographic resources within the medical community. Büchting explains his motivation for compiling this catalog, noting the lack of a comprehensive and current listing of relevant literature prior to 1847. He outlines that the catalog includes works published between 1847 and 1866 and reassures readers about the thoroughness and practical utility of his compilation, mentioning an index that will enhance its functionality. The tone is scholarly and accessible, indicating the intended use of the catalog as a reference tool for those engaged in gynecological and obstetric studies. (This is an automatically generated summary.)