File:1856 British Guiana One-Cent Magenta photograph using an infrared filter.jpg

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Summary

Description
English: This is an image of the British Guiana 1c magenta stamp issued in 1856; it was photographed using an infrared filter, and the image is credited to the Smithsonian's National Postal Museum. "This photograph of the 1856 One-Cent Magenta was taken using an infrared filter. This suppresses the stamp’s red surface, making the black printing more visible." -Smithsonian National Postal Museum
Date
Source https://postalmuseum.si.edu/exhibition/british-guiana-one-cent-magenta/stamp-deconstruction
Author Joseph Baum and William Dallas printers for local postmaster, E.T.E. Dalton [Photo Credit: Smithsonian's National Postal Museum]

Licensing

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 1974; or
  3. It is an artistic work other than a photograph or engraving (e.g. a painting) which was created prior to 1974.

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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1054048d75220bbee1edbac8b27ccd16d5deb51e

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222,803 byte

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Date/TimeThumbnailDimensionsUserComment
current02:09, 13 February 2023Thumbnail for version as of 02:09, 13 February 2023830 × 700 (218 KB)Indefatigable2=={{int:filedesc}}== {{Information |description={{en|1=This is an image of the British Guiana 1c magenta stamp issued in 1856; it was photographed using an infrared filter, and the image is credited to the Smithsonian's National Postal Museum}} |date=1856 |source=https://postalmuseum.si.edu/exhibition/british-guiana-one-cent-magenta/stamp-deconstruction |author=Joseph Baum and William Dallas printers for local postmaster, E.T.E. Dalton [Photo Credit: Smithsonian's National Postal Museum] |pe...
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