File:Wag-132-1 Envelope Of Normals.png

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Wag-132-1_Envelope_Of_Normals.png(243 × 285 pixels, file size: 36 KB, MIME type: image/png)

Summary[edit]

Description
English: Figure - Envelope Of Normals.
Author William Anthony Granville, Ph.D., LL.D.
Date
Source Elements of the Differential and Integral Calculus (revised), The Athenæum Press, Ginn and Company, Boston, U.S.A., 1911.
Permission
(Reusing this file)

This file is in the public domain in the United States because it was published before January 1, 1929.


This work may be in the public domain in countries and areas with longer native copyright terms that apply the rule of the shorter term to foreign works.

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Date/TimeThumbnailDimensionsUserComment
current08:02, 24 September 2011Thumbnail for version as of 08:02, 24 September 2011243 × 285 (36 KB)TaffyDownUnder (talk | contribs)== Summary == {{Information |Description ={{en|1=Figure - Envelope Of Normals.}} |Source =Elements of the Differential and Integral Calculus (revised), The Athenæum Press, Ginn and Company, Boston, U.S.A., 1911. |Author =William Anthon