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 129
aratus consistsessentially of a piece of wire or stripmade of an easily fusible metal and ofsuch cross section (or thickness) that ifthe current through it exceeds a certainpre-arranged amount the fuse gets heatedand eventually fused, and in so doingFig. 52. interrupts the circuit. This is a most…
Radiography · X-rays
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