Referee's report by Albert James Bradley, on a paper 'The occurrence and the crystal structure of a"-iron nitride - a new type of interstitial alloy formed during the tempering of nitrogen-martensite' by Kenneth Henderson Jack Sectional committee: Engineering Sciences Paper reference code: A213 Recommended for publication in the Proceedings with Bradley's remarks on the length of the paper why it should be published in the Proceedings. [Published in Proceedings A, 1951]. Date received not given. 13 February 1951