ACTION COMICS (1938) #26

Superman stars in a tale of Professor Cobalt’s clinic! Professor Cobalt’s Quack Clinic — Trapped in the Snow — Rescued — Ingrid Svenson’s Inheritance — Introducing « Miss X » — Message to the Major Part 2 — Claim Jumpers — The Jagtooth Gold Mine. Superman: Professor Clarence Cobalt runs a clinic where he claims to cure infantile paralysis. When he tries to place an ad in the Daily Planet, Clark throws him out and vows to expose Cobalt as a fraud. He and Lois visit the clinic where Lois poses as a patient and Superman eavesdrops, discovering that Cobalt and his assistant Grafton are indeed frauds.…