File:Pacific Gas and Electric magazine (1912) (14597387847).jpg

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English:

Identifier: pacificgaselectr41913paci (find matches)
Title: Pacific Gas and Electric magazine
Year: 1909 (1900s)
Authors: Pacific Gas and Electric Company
Subjects: Pacific Gas and Electric Company Electric utilities Public utilities
Publisher: (San Francisco, Calif.) : Pacific Gas and Electric Co.
Contributing Library: San Francisco Public Library
Digitizing Sponsor: San Francisco Public Library

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About This Book: Catalog Entry
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Text Appearing Before Image:
to 1,000,000 oscillations per second. Onaccount of this high frequency, the currentcan be passed through the human body with-out any appreciable effect. Poulsen has re-cently been in consultation with some of theleading physicians in Vienna, who believethat this current can be of great value thera-
Text Appearing After Image:
View of tower at San Bruno Point, showingman at the top peutically in applying heat or antiseptics in-ternally, both of which have been objectslong desired by the medical profession. Anincandescent lamp can be Hghted from thecurrent passing through ones body withoutthe person feeling the current in any way.One can also hold a carbon in his hand andcreate an arc of intense heat and brilliancyby bringing the carbon in close proximity toanother carbon held by another person, neitherone being conscious of the current transmittedthrough them. It is possible for this system to use a rapidmechanical method of transmitting its signals.A message received at one of its offices canbe punched on a tape, which is arranged soas to differentiate between dots and dashes.This tape is sent through a mechanical senderat a rate of 1 50 to 300 words per minute.At the receiving station these impulses arereceived by a vibrating gold wire of extremefineness. The shadow of this moving wireis thrown on a movin

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https://www.flickr.com/photos/internetarchivebookimages/14597387847/

Author Internet Archive Book Images
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(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.
Volume
InfoField
1912
Flickr tags
InfoField
  • bookid:pacificgaselectr41913paci
  • bookyear:1909
  • bookdecade:1900
  • bookcentury:1900
  • bookauthor:Pacific_Gas_and_Electric_Company
  • booksubject:Pacific_Gas_and_Electric_Company
  • booksubject:Electric_utilities
  • booksubject:Public_utilities
  • bookpublisher:_San_Francisco__Calif_____Pacific_Gas_and_Electric_Co_
  • bookcontributor:San_Francisco_Public_Library
  • booksponsor:San_Francisco_Public_Library
  • bookleafnumber:63
  • bookcollection:sanfranciscopubliclibrary
  • bookcollection:americana
Flickr posted date
InfoField
30 July 2014

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This image was originally posted to Flickr by Internet Archive Book Images at https://flickr.com/photos/126377022@N07/14597387847. It was reviewed on 17 September 2015 by FlickreviewR and was confirmed to be licensed under the terms of the No known copyright restrictions.

17 September 2015

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