Per Online Books page, "Radio Stars began in 1932, and ran until the end 1938. It was absorbed by Modern Screen magazine. No issue or contribution copyright renewals were found for this serial."
RADIO STARS, May 1934, vol 4, number 2, page 51
Curtis Mitchell, Editor
Abril Lamarque, Art Editor
John Skinner, article reporter
Photographer unknown (possibly from WXYZ?)
"This is the last in a series of three articles in a series about Father Charles Edward Coughlin"
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.
Uploaded a work by Unknown from https://lantern.mediahist.org/catalog/radiostars3419univ_0759 Per Online Books page, "Radio Stars began in 1932, and ran until the end 1938. It was absorbed by Modern Screen magazine. No issue or contribution copyright renewals were found for this serial." RADIO STARS, May 1934, vol 4, number 2, page 51 Curtis Mitchell, Editor Abril Lamarque, Art Editor John Skinner, article reporter Photographer unknown (possibly from WXYZ?) "This is the last in a series o...