Referee's report by John Cunningham McLennan, on a paper 'On the hyperfine structure of certain Hg I lines in the electrodeless discharge' by T S Subbaraya and T G Srinivasa Iyengar Sectional committee: Physics Recommended for publication in Proceedings, in full. All illustrations should be reproduced. [Published in Proceedings of the Royal Society A, 1932]. Endorsed on verso as received 12 April 1932. April 1932