Letter from Ralph Howard Fowler, regarding a paper 'Excitation function measurements for disintegrations produced by deuterons in the heavy elements' by R S Krishnan and E A Nahum Sectional Committee: Physics Has read the paper and cannot see any significant bearings. Generally any paper on the subject of nuclear physics should be unpublished due to their implications. Agrees with James Chedwick that the paper may be accepted safely. [Published in the 'Proceedings of the Royal Society of London'] Endorsed on recto as received 21 October 1941. 19 October 1941