Referee's report by Thomas Lewis, on a paper 'The rhythm of the heart beat. II—Disturbance of rhythm produced by late premature beats' by John Carew Eccles and H E Hoff Sectional Committee: Physiology Recommended for publication in the 'Proceedings of the Royal Society of London'. Suggests the authors may wish to revise the discussion, as it is currently somewhat obscure. [Published in the 'Proceedings of the Royal Society of London' B, 1934] Endorsed on verso as received 7 September 1933. [September 1933]