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Description
English: Subject breathing oxygen under pressure. Testing for oxygen toxicity in divers by UK Government 1942–3.
Date
Source UK Admiralty photo published in: Donald K. W. (1947). "Oxygen and the diver: Part I". British medical journal 1(4506): 667–672. PMC: 2053251.
Author UK Admiralty
Permission
(Reusing this file)
Public domain
This work created by the United Kingdom Government is in the public domain.

This is because it is one of the following:

  1. It is a photograph taken prior to 1 June 1957; or
  2. It was published prior to 1975; or
  3. It is an artistic work other than a photograph or engraving (e.g. a painting) which was created prior to 1975.

HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref: HMSO Email Reply)
More information.

See also Copyright and Crown copyright artistic works.

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Other versions File:File-Oxygen toxicity testing.jpeg
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Date/TimeThumbnailDimensionsUserComment
current23:31, 12 October 2008Thumbnail for version as of 23:31, 12 October 2008896 × 776 (568 KB)RexxS{{Information |Description= |Source= |Date= |Author= |Permission= |other_versions= }}
02:48, 8 October 2008Thumbnail for version as of 02:48, 8 October 2008923 × 800 (539 KB)RexxS{{Information |Description={{en|1=Subject breathing oxygen under pressure. Testing for oxygen toxicity in divers by UK Government 1942–3.}} |Source=UK Admiralty photo published in: {{cite journal |author=Donald K. W. |title=Oxygen and the diver: Par
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