Davidson, James Mackenzie, Sir, 1856-1919 · New York, P.B. Hoeber · leaf 42
Fig. 12.—Four Images of a Metallic Object seen within theIntersection of a Cross of Lead which had been placedIN Front of the Tube. [To face p. lo. PLATE VIII. Fig, 13.—X-Ray Image of Netting, the Rays coming THROUGH A TuBULAR StOP. … Fig. 14.—X-Ray Image of Netting, the Rays coming fromTHE Naked Tube. [To face p. 10. SECONDARY RAYS AND X-RAY PROTECTION ii with a tube having the current passed in the reversedirection, so as to produce only ver}^ weak primaryrays, similarly radical results were obtained. Thephysiological action…
X-rays · Eye · Foreign bodies (Surgery)
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