Rays of positive electricity and their application to chemical analyses. By Sir J. J. Thomson, O. M. F.R.S. Second edition. Pp. x + 237. London: Longmans, Green and Co., 1921. Price 16s.

The spectroscopy of the extreme ultra-vi

The spectroscopy of the extreme ultra-violet. By T. Lyman, Ph.D. 2nd edition. Monographs on Physics. Edited by Sir J. J. Thomson, O.M., F.R.S., and F. Horton, Sc.D., F.R.S. Pp. vii + 157. London: Longmans, Green & Co., Ltd., 1928. 10s. 6d.

✍ Lewis, S. Judd 📂 Article 📅 1929 🏛 Wiley (John Wiley & Sons) ⚖ 148 KB 👁 1 views

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