File:Thomson RoPE 1913 Fig18&20.jpg

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English: Figs 18 and 20 from Rays of positive electricity and their application to chemical analyses (1913) by Thomson, J. J. (Joseph John), Sir, 1856-1940
Date
Source Rays of positive electricity and their application to chemical analyses (1913)
Author J. J. Thomson

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current14:45, 6 January 2011Thumbnail for version as of 14:45, 6 January 20111,200 × 825 (25 KB)Kkmurray== Summary == {{Information |Description={{en|1=Figs 18 and 20 from Rays of positive electricity and their application to chemical analyses (1913) by Thomson, J. J. (Joseph John), Sir, 1856-1940}} |Source=Rays of positive electricity and their applicatio

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