| Description | Includes invitations received from:
Macquarie University; Magdalen College, Oxford; Meadow Players Ltd; Medical Research Club; Merchant Taylors Company; university of Michigan, Ann Arbor; J Mills; Ministry of Defence, Biological Research Advisory Board; Ministry of Technology, Government Chemist; National Physical Laboratory; Natural Science Club; Nehru Memorial Trust; Newcastle University Medical Society; New Scientist; 1942 CLub; Nobel Prize Winners Meeting; Northern Polytechnic Chemical Society; Nottingham University. |