Referee's report by Albert James Bradley, on a paper 'The de Haas - van Alphen effect' by D Shoenberg Sectional committee: Physics Paper reference code: A303 Recommended for publication in the Philosophical Transactions. Bradley questions the authors statements on page 57 of the paper regarding 'a discrepancy of a factor of order 50 in the collision time', and additionally suggests omitting some of the 'doubtful experimental result'. [Published in Philosophical Transactions A, 1952]. Date received not given. 2 January 1952