By William Henry Bragg. Philosophical Transactions A 215, 253–274 (1915). Lecture delivered 18 March; manuscript received 7 April 1915.
By William Henry Bragg and William Lawrence Bragg. Published in Proceedings of the Royal Society of London, Series A 88(605), 428–438, 1 July 1913. Received 7 April and read 17 April 1913.
Institutional scan: chair.itp.ac.ru/biblio/papers/ClassicPapersSeminar/Bragg1913a.pdf
Cited passages: pp. 428–430, apparatus and alignment check; pp. 435–438, repeated orders, absorption comparison and structural inference.