Referee's report by William George Penney, on a paper 'Electronic wave functions VIII. A calculation of the ground states Na+, Ne and F-' by M J M Bernal, Samuel Francis Boys and John Edward Lennard-Jones Sectional committee: Mathematics Paper reference code: A284 Believes that the subject is no longer topical, but 'that the Royal Society should accept the papers because one never knows when a piece of high quality research may prove valuable'. [Published in Philosophical Transactions A, 1952]. Date received not given. 6 January 1952