File:Radcliffe College radio class 1922.jpg

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Summary

DescriptionRadcliffe College radio class 1922.jpg	English: Photo of a class in radio technology at Radcliffe College 1922. Radio broadcasting had just begun in 1920 and radio had expanded explosively from a high tech hobby to the first electronic mass entertainment medium.
Date	September 1922
Source	Retrieved January 31, 2014 from Western Historic Radio Museum, Radio Boulevard website. Photo credited by source to Radio Journal, Los Angeles, California, September 1922.
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, 1929, 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.