1. 1903. Phil. Mag., June May 1904, Feb. 1908, Feb. 1911; Phil. Trans. A. vol. cciv. 1905, pp. 467–479; Proc. Roy. Soc. A. vol. lxxvii. 1906, pp. 247–255.
2. 1909. Phil. Mag., May
3. 1909. Proc. Camb. Phil. Soc., May
4. XIII. Polarised röntgen radiation