Radiography and the 'X' rays in practice and theory : with constructional manipulatory details (1898)
Bottone, Selimo Romeo · London ; New York : Whittaker & Co. · leaf 68
55 serve as connection to zincs, or to outer circuit. Thebattery is now virtually coniploto ; but if desired, forgreater convenience, the cells may be fitted in a longnarrow wooden tray, wide enough inside to take one of thejars and long enough to take the six or eight which itmay be intended to… … Fig. 18.—Batteby in Tuay. the other with a cranked handle. A strip of hard woodnearly as long as the space between the two standards,I in. thick and 2 in. wide, is now procured, and afterbeing paraffined has a sufficient number of ^ in. holesdrilled through, at equal distances along the central…
Electric radiation · X-rays · Radiography
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