File:Elementary and dental radiography (1813) (14570871647).jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Original file ‎(1,776 × 2,936 pixels, file size: 459 KB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary

[edit]
Description
English:
Dental x-ray unit circa 1913

Identifier: elementarydenta00rape (find matches)
Title: Elementary and dental radiography
Year: 1813 (1810s)
Authors: Raper, Howard Riley
Subjects:
Publisher: New York : Consolidated Dental Mfg. Co.
Contributing Library: Dentistry - University of Toronto
Digitizing Sponsor: University of Toronto

View Book Page: Book Viewer
About This Book: Catalog Entry
View All Images: All Images From Book
Click here to view book online to see this illustration in context in a browseable online version of this book.

Text Appearing Before Image:
Fig. 310. Fig. .117 i-:g. .SU). Protective lead calinet; front view.Iig. 317. Protective lead cabinet; rear view. to the screen, lead glass of this thickness is highly translucent to theX-rays, but with the tube a distance of several feet the rays penetrate theglass but feebly. Instead of the lead glass window a screen ina\ be covered entirelywith lead and niirnn-s so arranged that the operator may observe his tubeand patient fr^^m his position back of the screen. Let it be clearh under.^tood that the man standing: behind a lead 284 DENTAL RADIOGRAPHY
Text Appearing After Image:
Fig. 318. Protective tube shield and stand. screen is not completely protected from all X-rays. If the tube is ratherclose to the screen some of the X-rays may penetrate it—becoming ex-tremely feeble, however, by the time they make the penetration—and heis, of course, exposed to the secondary, tertiary and other sets of feeblerays which fill the room like light. But he is completely protected fromthe powerful dangerous rays. THE DANGERS OE THE X-RAY 285 The protective lead screen, or cabinet, or their equivalent, is anecessity in the practice of modern radiography. Protection shields are of three varieties: thoseProtection made of lead glass (Figs. 60, 61 and 63, Chapter III), Shields. those depending on a sheet of metallic lead for their action (Fig. 64, Chapter III), and those marie ofrubber impregnated with lead or a salt of lead (in appearance similar toFig. 64). The X-ray tube fits into the protection shield, which latter pro-tects the patient to a great extent against the ac

Note About Images

Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original work.
Date
Source

https://www.flickr.com/photos/internetarchivebookimages/14570871647/

Author Raper, Howard Riley
Permission
(Reusing this file)		 At the time of upload, the image license was automatically confirmed using the Flickr API. For more information see Flickr API detail.
Flickr tags
InfoField
  • bookid:elementarydenta00rape
  • bookyear:1813
  • bookdecade:1810
  • bookcentury:1800
  • bookauthor:Raper__Howard_Riley
  • bookpublisher:New_York___Consolidated_Dental_Mfg__Co_
  • bookcontributor:Dentistry___University_of_Toronto
  • booksponsor:University_of_Toronto
  • bookleafnumber:295
  • bookcollection:utdentistry
  • bookcollection:medicalheritagelibrary
  • bookcollection:toronto
Flickr posted date
InfoField
27 July 2014


Licensing

[edit]
This image was taken from Flickr's The Commons. The uploading organization may have various reasons for determining that no known copyright restrictions exist, such as:
  1. The copyright is in the public domain because it has expired;
  2. The copyright was injected into the public domain for other reasons, such as failure to adhere to required formalities or conditions;
  3. The institution owns the copyright but is not interested in exercising control; or
  4. The institution has legal rights sufficient to authorize others to use the work without restrictions.

More information can be found at https://flickr.com/commons/usage/.

Please add additional copyright tags to this image if more specific information about copyright status can be determined. See Commons:Licensing for more information.
This image was originally posted to Flickr by Internet Archive Book Images at https://flickr.com/photos/126377022@N07/14570871647. It was reviewed on 18 October 2015 by FlickreviewR and was confirmed to be licensed under the terms of the No known copyright restrictions.

18 October 2015

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current10:14, 18 October 2015Thumbnail for version as of 10:14, 18 October 20151,776 × 2,936 (459 KB)Fæ (talk | contribs)== {{int:filedesc}} == {{information |description={{en|1=<br> '''Identifier''': elementarydenta00rape ([https://commons.wikimedia.org/w/index.php?title=Special%3ASearch&profile=default&fulltext=Search&search=insource%3A%2Felementarydenta00rape%2F find...

You cannot overwrite this file.

There are no pages that use this file.

Retrieved from "https://commons.wikimedia.org/w/index.php?title=File:Elementary_and_dental_radiography_(1813)_(14570871647).jpg&oldid=888029153"