- Photograph of Pontecorvo with friends and colleagues at a party at Jim Renwick's house, including Obaid Siddiqui, Bernard Cohen and his wife, Jim Renwick and his wife, Cecily Martin-Smith, Jennifer Dee, Lorna Lilly, G Le Bouvier and J Gale, Father [Lhoas], 1961;
- Photograph of Pontecorvo with Rümke at the Meeting of the Genetical Society, Edinburgh, April 1962;
- Photograph of Pontecorvo with Seymour Benzer and Bernie Weissblum in Purdue, Indiana, 1962;
- Photograph of Pontecorvo and Holter receiving the Emil Christian Hansen prize and medal, 2 November 1961;
- Photograph of John Burdon Sanderson Haldane at the CIBA Symposium on the "Future of Man", London, December 1962.