X-rays simply explained : a handbook on Röntgen rays in theory and practice (1904)
Howgrave-Graham, Robert Pickersgill, 1880- · London : Percival Marshall & Co · leaf 78
gaps for connectionin series with tube and source of supply are generallyuseful ill AViinshurst work, even witli lari^e machines, 12 PRACTICAL X-llAY WORK i:] and 8ometiinos tlicy improve the woikiii;,^ witli in-duction coilH wh(Mi there is any tendency to reverKCcurrents. In tiu-. G, A is a board… … Fig. 6.—Spark-gap apparatus for use with a Wimshurst machine. The top of each pillar is drilled and tapped totake the threaded shank of a spherical head. The heads are drilled at right angles, theirshanks F and H being provided with fixed sparkingelectrodes screwed into the holes. The electrode Fis…
X-rays · Radiography
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