Dental and oral radiography - a text book for students and practitioners of dentistry (1916) (14734234246)

Identifier: dentaloral00mcco (find matches)

Title: Dental and oral radiography : a text book for students and practitioners of dentistry

Year: 1916 (1910s)

Authors: McCoy, James David

Subjects: Radiography, Dental X-rays Teeth Mouth

Publisher: St. Louis : Mosby

Contributing Library: West Virginia University Libraries

Digitizing Sponsor: LYRASIS Members and Sloan Foundation

Text Appearing Before Image:

Fie. 21. The working principles of the interrupterless transformer are hereshown. The synchronous motor used to operate the rectifying switch of thealternating current machine may also be used as a rotary converter wherethe direct current is desired for other purposes in the laboratory. 60 DENTAL AND ORAL RADIOGRAPHY Two types of these machines are made, viz.: adirect current machine and an alteratins: current

Text Appearing After Image:

Fig. 22.Interrupterless transformer adapted for use in the dental x-ray laboratory. machine, the underlying- principles of which areshown in Fig. 21. When used on the direct current, the rotary X-RAY MACHINES 61

dental and oral radiography 1916 book illustrations text book x ray medicine radiography x rays dentistry images from internet archive

1916

West Virginia University Libraries

http://commons.wikimedia.org/

public domain