X-rays simply explained : a handbook on Röntgen rays in theory and practice (1904)
Howgrave-Graham, Robert Pickersgill, 1880- · London : Percival Marshall & Co · leaf 29
=> CI … HISTORICAL AND EXPLANATOKV 25 two coiiipdiienls, one jicliiij^ vtilically downwardsand prohahly i)roducing heat and tluoroscence, theolhiT l)eing partly expended in pro(hicing rapidrotational movement in the disc. A most beautifulai)pearance results from previously dividing the discinto quadiauts…
X-rays · Radiography
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