File:1911 Britannica - Electric Tube.png

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Summary

Description
English: Electric tube. Illustration from 1911 Encyclopædia Britannica, article Ammunition.
Date
Source Encyclopædia Britannica Eleventh Edition, Vol. 1, Page 871
Author Encyclopædia Britannica, 1911

Licensing

Public domain This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.

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3 January 2012

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2a7fec427e05e446b592ec9b3ad9108ac280c275

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Date/TimeThumbnailDimensionsUserComment
current23:16, 3 January 2012Thumbnail for version as of 23:16, 3 January 20121,055 × 1,788 (92 KB)Clarice Reis