Referee's report by John Burdon Sanderson Haldane, on a paper 'The theory of genetical recombination. I. Long-chromosome arms' by A R G Owen Sectional committee: Mathematics Recommended for publication in Proceedings. There are some typing errors and references should be added. Much of the mathematics is beyond his scope. [Published in Proceedings of the Royal Society B, 1949]. Date received not given. 1947