Referee's report by Alfred Fowler, on a paper 'Structure of the violet bands of silicon nitride' by Francis A Jenkins and Henry de Laszlo Sectional committee: Physics Recommended for publication in Proceedings, in full. The paper is recommended, so long as the Royal Society are willing to pay for its publication of work done abroad. The paper should have been printed in an American scientific journal instead, such as the Physical Review. [Published in Proceedings of the Royal Society A, 1929]. Endorsed on verso as received 28 August 1928. August 1928