Renewal searches were done in publications for the years 1964 and 1965. There were no listings for the magazine's title. Other publications published by Street & Smith were listed as renewed, but this title was not among them. There's no evidence of renewal for this magazine.
Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.
FFT filter to reduce halftoning/moire pattern, min denoise, slight level adjust - please feel very free to revert if not desired, or not considered an improvement
{{Information |Description=Photo of comedian Bob Burns with a bazooka, the instrument he invented. |Source=[http://ia600602.us.archive.org/BookReader/BookReaderImages.php?zip=/7/items/pictureplay4547stre/pictureplay4547stre_jp2.zip&file=pictureplay4547...