X rays, an introduction to the study of Röntgen rays (1914)
Kaye, G. W. C. (George William Clarkson), 1880-1941 · London : Longmans, Green · leaf 7
Fig. 1.—Photograph obtained by C. T. R. Wilson of the path of a beam ofX rays in supersaturated air. The beam of rays, some 2 mm. in diameter,was sent through the moist air (from left to right in the figure) immediatelyafter the expansion which produced the supersaturation (see p. 149). Theaxis of…
X-rays
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