Heroic Comics #29

Heroic Comics #29 is an anthology featuring multiple stories, including "The Jet Plane," which chronicles the development of Captain Whittle's jet engine from its 1939 origins in an abandoned British foundry through its successful testing and transfer to U.S. Army Air Force engineers in 1942, culminating in Colonel Craigie's test flight of the jet-propelled military aircraft. The issue also contains "Vitaman," featuring the Boy with the B1 Complex, who visits Bloney Island amusement park and encounters the costumed hero Vitaman. Additionally, an adventure story titled "Hydroman" depicts a conflict involving treasure and a substitute gem, with scenes aboard a showboat where the magician Ruby Khan performs.