Referee's report by Ralph Howard Fowler, on a paper 'Atomic states and spectral terms' by John Cunningham McLennan, A B McLay and H Grayson Smith Sectional Committee: Physics Recommended for publication in the 'Proceedings of the Royal Society of London'. The paper does not include the most recent advances in the subject. Notes some confusion, which should be corrected. Refers to work of Heisenberg. The paper presents nothing new. [Published in the 'Proceedings of the Royal Society of London' A, 1926] Endorsed on verso as received 30 June 1926. [June 1926]