#60YearsAgoToday #DrRegulus debuted in @dc.com #AdventureComics #348 #maniacal #ZaxtonRegulus of #30thCenturyEarth takes on #TheLegionOfSuperHeroes revealing #SunBoy’s #SecretOrigin: Regulus had #trappedHimInAnAtomicReactor after #heSpoiledHisAttemptAtUsingRadioactiveGoldToMagnifySolarEnergy