In this episode of the Superman Longbox we hope into the delorean crank it up to 88 mph and head back to March 1, 1940 to listen to the Adventures of Superman Radio show epiosde 9 titled "Threat to the Planet Building" Enjoy!FOLLOW US ON SOCIALSX @supermanlongboxFacebook @supermanlongboxTik Tok @supermanlbxThis video is a Superman Vlog/Podcast in our ongoing coverage of Superman in comics, tv shows, movies, cartoons, radio shows and more! Subscribe to our Channel if you love Superman and love podcasts. FAIR USE NOTICE. The Superman Longbox's videos may contain copyrighted material, the use of which may not be authorized by the copyright owner. In such cases, the material is displayed for commentary, educational, and entertainment purposes only. It is included under the sincere belief this constitues a "fair use" of any such copyrighted material as provided for in section 107 of the US Copyright Law. If you wish to use copyrighted material from this video for purposes of your own, you must obtain permission from the copyright owner.#Superman # Comics #Podcasting #AdventuresofSuperman #OTR #Internetradio