The Marx Memorial Library in London holds more than 43,000 books, pamphlets and newspapers on Marxism, Scientific Socialism and Working class history. The Library's chair is Fred Williams. The Library also features the fresco The worker of the future upsetting the economic chaos of the present, painted by Jack Hastings in 1935 with the assistance of the American artist, Clifford Wight.
The Library opened in 1933 at 37a Clerkenwell Green, formerly home to many radical organisations, and base of an important publishing operation. The Library now also houses "The Printers Collection" consisting of the archives of the printing and papermaking unions of the UK and Ireland. The collection includes union documents, magazines, photographs, badges and memorabilia. The archive was opened in March 2009 by Derek Simpson Joint General Secretary of Unite and Tony Burke, Assistant General Secretary of Unite.