X-rays simply explained : a handbook on Röntgen rays in theory and practice (1904)
Howgrave-Graham, Robert Pickersgill, 1880- · London : Percival Marshall & Co · leaf 93
erine is rubbed over gentlyand smoothly. Radiograjohy.—The adjustment of the currentand speed of interruption which best suits radioscopydoes not always give the best results in radiography,the tendency on the whole being to rapid and com-paratively weak impulses for the former and slow-frequency… … MiscKM.ANEors Gkoup of OniECTS :—Fountain }»cn in case; spec-tacles in case ; pencil, showing graphite ; bradawl, showing grainof wood ; instruments in wooden case ; leather jiurse containingcoin, and sho\\ing internal and external clasps and ornamentalmetal corners of flap. Conditions as for…
X-rays · Radiography
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