Second referee's report by John Edward Lennard-Jones, on a paper 'Exchange of energy between diatomic gas molecules and a solid surface' by J M Jackson and A Howarth Sectional Committee: Mathematics Recommended for publication in the 'Proceedings of the Royal Society of London'. [Published in the 'Proceedings of the Royal Society of London'] Endorsed on verso as received 30 August 1935. [August 1935]