Rotblat’s personal archive includes working papers, notebooks, correspondence, lectures and photographs and documents his scientific career (including his research in atomic physics at the University of Liverpool and medical physics at St Bartholomew's Hospital) and the Pugwash organisation and conferences. There is a separate section covering Rotblat’s involvement with various societies and organisations. The remainder of the collection is still being catalogued and remains closed.

Papers comprising laboratory notebooks, articles, lectures, correspondence and photographs.
Also includes records of the Kapitza Club, 1922-58 and 1966, and copy papers of the Maud Committee, 1940-1.
With offprints of papers by Ernest Rutherford, 1872-1913.