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|Description||A slight adjustment of the rheostats and the picture come in clearly. This photo shows the complete television receiver connected to an ordinary radio set. The picture is seen in the cone.
How to build the S&I Television Receiver.
Science and Invention, November 1928. Volume 16 Number 7.
|Date||Magazine published November 1928, this page scanned August 2008.|
|Source||This page was scanned by User:Swtpc6800 on an Epson Perfection 1240U at 300 dpi with half-tone de-screening enabled and stored as TIFF. The image was cropped and touched up in Adobe Photo Elements 5.0. This copy saved as a 150 dpi JPG.|
|Author||Staff of Science and Invention|
(Reusing this file)
This 1928 issue of Science and Invention would have the copyright renewed in 1955. Online page scans of the Catalog of Copyright Entries, published by the US Copyright Office can be found here. http://onlinebooks.library.upenn.edu/cce/ The search of the Renewals for Periodicals for 1954, 1955 and 1956 show no renewal entries for Science and Invention.
The copyright on the magazine was not renewed and it is in the public domain.
Science and Invention ceased publication with the August 1931 issue. A search of the copyright renewal records from 1951 to 1959 shows no entries for Science and Invention. All issues are in the public domain.
|This work is in the public domain because it was published in the United States between 1923 and 1963 and although there may or may not have been a copyright notice, the copyright was not renewed. Unless its author has been dead for the required period, it is copyrighted in the countries or areas that do not apply the rule of the shorter term for US works, such as Canada (50 pma), Mainland China (50 pma, not Hong Kong or Macao), Germany (70 pma), Mexico (100 pma), Switzerland (70 pma), and other countries with individual treaties. See this page for further explanation.
|Orientation of image||1|
|Image resolution in width direction||1500000/10000|
|Image resolution in height direction||1500000/10000|
|Unit of X and Y resolution||2|
|Color space information||65535|
|Exif image width||1138|
|Exif image length||633|
|Software used||Adobe Photoshop Elements 5.0 Windows|
|Copyright holder||The copyright on the magazine was not renewed and it is in the public domain. Published October 10, 1928 by Experimenter Publishing. New York, NY.|
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