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File:"Roentgen" induction coils and other X-ray apparatus (1904) (14734677306).jpg

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Description
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Identifier: roentgeninductio1904jame (find matches)
Title: "Roentgen" induction coils and other X-ray apparatus
Year: 1904 (1900s)
Authors: James G. Biddle Company
Subjects: X-rays Induction coils Radiography
Publisher: Philadelphia : James G. Biddle
Contributing Library: Francis A. Countway Library of Medicine
Digitizing Sponsor: Open Knowledge Commons and Harvard Medical School

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Text Appearing Before Image:
ore, while the other case contains the adjustable mica con-denser, the interrupter and the necessary connecting switches. Ifstorage batteries are used in the out or at-home treatment, as they Therapeutic Use. Easily Portable. 16 James fl. Biddle, 1114 Chestnut Street, Philadelphia. usually are, the weight of the coil and battery is conveniently sub-divided into units which are easily carried. The transformer unitweighs about 64 lbs., the condenser case about 35 lbs., while theunits of our special storage battery weigh each only about 40 lbs. Both the cases of the coil are providedLeather Carrying ... . . ,, , . , with large leather carrying straps, which facilitate the handling of the apparatus; while the battery cases themselves have convenient handles. The heavy hard rubber posts which sup-port the discharge rods are readily removedTerminals. , , ,. ... ,. and together with the connecting wires are packed inside the hinged lid of the condenser case when the coil isto be transported.
Text Appearing After Image:
Figure 8. As compared with the cheaper grades ofValuable Features. , . , .. ,, n n , , . portable coils the Roentgen Portable nine-inch Coil possesses many valuable features. It has an AdjustableMica Condenser. Needless to say, the mica condenser is theaccepted standard in induction coil construction. A Roentgen Self-Starting Interrupter Self-Starting , ., , , , , ,. of the standard type, the same as is sup-Interrupter. ,. , ... , J , plied with our larger and more expensive coils is used on the portable coil. This very valuable feature, which is the vital part of any induction coil, is not to be overlooked in the selection of an X-ray outfit. As a matter of fact, the entire coil takesTakes Little but little attention to keep it in order, andAttention. ... ... only that attention is necessary which every user of apparatus of this class would expect to bestow upon it. James O. Biddle, 1114 Chestnut Street, Philadelphia. 17 For therapeutic work continuous running e or m of a coil is nee

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  • bookid:roentgeninductio1904jame
  • bookyear:1904
  • bookdecade:1900
  • bookcentury:1900
  • bookauthor:James_G__Biddle_Company
  • booksubject:X_rays
  • booksubject:Induction_coils
  • booksubject:Radiography
  • bookpublisher:Philadelphia___James_G__Biddle
  • bookcontributor:Francis_A__Countway_Library_of_Medicine
  • booksponsor:Open_Knowledge_Commons_and_Harvard_Medical_School
  • bookleafnumber:21
  • bookcollection:medicalheritagelibrary
  • bookcollection:francisacountwaylibrary
  • bookcollection:americana
Flickr posted date
InfoField
27 July 2014

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