Copy letter from the Assistant Secretary, [the Royal Society], to the Reverend Jocelyn Perkins, 5 Little Cloisters, Westminster Abbey In response to the enquiry, he encloses a copy of the original application made by his correspondent's son, Michael G.L. Perkins, for the Mackinnon Studentship, with his academic record and a letter of research results. He asks for their return in due course. The full research report was never published, but a preliminary notice appeared in 'Nature'. 23 March 1932