File:Elmer Ambrose Sperry2.jpg

No higher resolution available.

Elmer_Ambrose_Sperry2.jpg (432 × 525 pixels, file size: 164 KB, MIME type: image/jpeg)

This file is from Wikimedia Commons and may be used by other projects. The description on its file description page there is shown below.

Summary

DescriptionElmer Ambrose Sperry2.jpg	English: Elmer Ambrose Sperry
Date	Before jun. 1920
Source	Popular Science Magazine, jun. 1920:https://books.google.com/books?id=xCkDAAAAMBAJ&lpg=PP1&hl=ru&pg=PA50#v=onepage&q=&f=false
Author	Unknown authorUnknown author

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, 1930, and if not then due to lack of notice or renewal. See this page for further explanation.	United States
	This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Thumbnail	Dimensions	User	Comment
current	12:41, 7 March 2010		432 × 525 (164 KB)	wikimediacommons>Ctac	{{Information \|Description={{en\|1=Elmer Ambrose Sperry}} \|Source=Popular Science Magazine, jun. 1920:http://books.google.com/books?id=xCkDAAAAMBAJ&lpg=PP1&hl=ru&pg=PA50#v=onepage&q=&f=false \|Author=Unknown \|Date=Before jun. 1920 \|Permission= \|other_versio

The following page uses this file: