File:Heliograph1917.jpg

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Heliograph1917.jpg(414 × 318 pixels, file size: 27 KB, MIME type: image/jpeg)

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Description
English: Soldiers communicating via Heliograph
Date
Source A first book in American history with European beginnings. Available through Google Books
Author Gertrude Van Duyn Southworth

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Public domain
Public domain
This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.

United States
United States
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Date/TimeThumbnailDimensionsUserComment
current00:54, 28 August 2009Thumbnail for version as of 00:54, 28 August 2009414 × 318 (27 KB)Albany45~commonswiki (talk | contribs){{Information |Description={{en|1=Soldiers communicating via Heliograph}} |Source=A first book in American history with European beginnings |Author=Gertrude Van Duyn Southworth |Date=1917 |Permission= |other_versions= }} available through Google Books htt

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