ACTION COMICS (1938) #168

Happy Hobby Time!: (public service message from Superboy) The Menace of Planet Z: (Superman) Reprinted in Superman Annual #4 . A beam of energy draws Superman through space to Zor, a planet with almost no metal. most things are made of plastic and in place of machines, they have large beasts that were drawn to Zor just as Superman was. They need help because the devices they use to control the creatures have been sabotaged. after solving this problem Superman rounds up meteors full of metal to land on Zor so they will have metal and return the animals to their planets.… Notes: Superman travels to the planet Zor where he applies for a job at the Daily Zorian. The unnamed editor looks like Perry White and Lura Lajos looks like Lois Lane.