Referee's report by Arthur Harden, on a paper 'The relationship of micro-organisms to the decay of stone' by Sydney G Paine, Frank V Linggood, Freda Schimmer and Thomas C Thrupp Sectional Committee: Physiology Recommended for publication in the 'Philosophical Transactions of the Royal Society'. Suggests reconsidering the publication of some of the plates. Comments on the necessity of some of the tables. [Published in the Philosophical Transactions of the Royal Society B, 1932] Endorsed on verso as received 22 October 1932. [October 1932]