This series is comprised of 84 titles (including 5 duplicate copies which are not individually numbered) and contains pamphlets, reprints, documents, newspaper articles, books, typescripts, memoranda, leagal texts and brochures. The publications range in date from 1906 to 1948(with greatest coverage from the mid-1920's to the mid-1930's) and are written in five different languages, some items having several translations. They deal with quesitons of slavery, the main topics being anti-slavery campaignes and information about slavery and similar forms of exploitation.
This series is comprised of a total of 296 titles (included, but not indvidually numbered: 28 duplicated copies and 2 periodical issues). Brochures, reviews, booklets, documents, maps, pamphlets and reprints that were titled in this series referred to 22 countries. They were written in 12 languages and some have several translations. The period covered in this series ranges between 1917 and 1946, with the majority relating to the 1910s and 1920s. Topics of the publications are peace movements and their worldwide historical development as well as the activities of peace associations and societies. They also include thoughts and opinions of various authors on the question of peace and war and on the concept of the united world and permanent peace which might be accomplished by a universally recognised code of international law or the voluntary establishment of an organization that went beyond the confines of national culture.