File:Greenleaf Whittier Pickard in his Boston laboratory.PNG

Greenleaf_Whittier_Pickard_in_his_Boston_laboratory.PNG (382 × 404 pixels, file size: 326 KB, MIME type: image/png)

Summary

Description
English: Picture of radio pioneer G.W. Pickard in his laboratory. Published in an interview by Popular Science Monthly
Date
Source Popular Science, September 1922
Author Interview "In Justice to the Crystal Detector"

Boston, Massachusetts

Licensing

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
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.

Captions

Add a one-line explanation of what this file represents

Items portrayed in this file

depicts

15 June 2013

File history

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

Date/TimeThumbnailDimensionsUserComment
current15:49, 15 June 2013Thumbnail for version as of 15:49, 15 June 2013382 × 404 (326 KB)Arjen DijksmanUser created page with UploadWizard

Global file usage