Practical radiography : a handbook for physicians, surgeons, and other users of X-rays (1901)
Isenthal, A. W, Ward, H. Snowden (Henry Snowden), 1865-1911 · London : Published for The Photogram, Ltd. by Dawbarn and Ward, Ltd. · leaf 95
onged screen examinations, for instance— 8o Practical Radiography the break must be kept in the circuit for any length oftime. Amongst the methods employed to ensure thiscondition we mention : Surrounding the containing jarwith a jacket; causing water to circulate in the spacebetween the two… … Fig. 37. fatigue of the interrupter only occur after very longperiods of working (Fig. 38). The various attempts to substitute different metals andelectrolytes for the orginal lead and sulphuric acid havenot been productive of any appreciable advantage, andgenerally require higher voltages. The…
Radiography · X-rays
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