Copy of a letter to Sir Lawrence Bragg of 3 West Road Cambridge My dear Bragg, Messrs G Bolkestein, Netherlands Minister of Education, Arts and Sciences, and J H de Boer, Member of the Royal Academy of Sciences of Amsterdam, have written to the Royal Society a charming letter of sympathy on our loss through the death of your father. The final paragarph is as follows; ' The memory of his name, however, will remain with all of us. With deep sympathy to the Royal Society and especially to Sir Lawrence Bragg.' I do not know whether they hae written to you directly, but, if not, I thought that you would like to know of their message of sympathy. They write from the Netherlands Ministry of Education, Arts and Sciences. ' NOTE on lettter; Not sent 19 March 1942