Referee's report by Edward Neville da Costa Andrade, on a paper 'A stress-strain curve for the atomic lattice of iron' by S L Smith and W A Wood Sectional committee: Physics Recommended for publication in Proceedings. It is of 'considerable interest'. Contains extra question - 'Is there any information contained in the paper which likely to be of value to the enemy?' Referee replies no. [Published in Proceedings of the Royal Society A, 1941]. Endorsed on verso as received 21 February 1941. February 1941