5 items of written correspondence:

• 1979 copy of letter from Hugh Huxley (Medical Research Council, GB) to Leo de Maeyer in English
• 1984 letter from Henri BUC (Institut Pasteur, FR) to Christian Boulin in French
• 1985 letter from Henri BUC (Institut Pasteur, FR) to Christian Boulin in French
• 1991 letter from Yu. N. Vodopianov (Inst. of Crystallography, USSR) to C. Boulin in English
• 2002 letter from François Gros (Académie des Sciences, FR) to C. Boulin in French

7 photographs, including 1 from the Symposium in Honor of Sir John Kendrew "Proteins as Machines, held at EMBL Heidelberg in 1997-04, and 1 original entrance card to the inauguration of the Heidelberg Laboratory on 1978-05-05.