File:Britannica Columbite.png

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Britannica_Columbite.png(243 × 423 pixels, file size: 6 KB, MIME type: image/png)

Description
English: Line drawing of a crystal of columbite.
Date
Source Encyclopædia Britannica, 11th ed., Vol. 6, p. 740.
Author Leonard James Spencer
Permission
(Reusing this file)
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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d91b570b9ef6b6dde35d1932b495cd0486b22b8c

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423 pixel

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Date/TimeThumbnailDimensionsUserComment
current14:38, 17 October 2009Thumbnail for version as of 14:38, 17 October 2009243 × 423 (6 KB)Bob Burkhardt{{Information |Description={{en|1=Line drawing of a crystal of columbite.}} |Source=Encyclopædia Britannica, 11th ed., Vol. 6, p. 740. |Author=Leonard James Spencer |Date=1911 |Permission={{PD-Britannica}} |other_versions= }} Category:Columbite