Notebooks of J B S Haldane originally used for papers in French, probably lectures given to the Société Française de Génétique; and later used for papers on various topics, including some intended as articles on popular science., 1949-1950, 1958-1964., MSS.20610-20611. Correspondence, papers and notebooks of J B S Haldane and correspondence and papers of his second wife Helen, née Spurway., MSS.20534-20654. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/44274 Accessed September 23, 2024.