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Action Comics #26 cover
Cover: Wayne Boring

Action Comics #26

Jul 1940 · DC · 0.10 USD
📊 ~37,489 copies sold its debut month
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“Professor Cobalt's Clinic”

In "Professor Cobalt's Clinic," Zatara and his companion Tong venture into the frozen north on a perilous quest to locate the legendary Jagtooth Gold Mine. At a remote cabin ravaged by illness, Zatara uses his wits and compassion to aid the desperate inhabitants, uncovering whispers of a fierce guardian named Tony—and a long-lost claim tied to Henri Jardine. Written by Gardner Fox and illustrated by Fred Guardineer, this 1940 adventure blends mystery and daring, with Wayne Boring's striking cover capturing the icy tension of the journey.

writer Gardner Fox · artist, inker Fred Guardineer · cover Wayne Boring

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Cast · 13 characters

Full credits

artist, inker Fred Guardineer
cover pencils, inks Wayne Boring

Full plot ⚠ may contain spoilers

▸ Reveal full plot — may contain spoilers

Zatara and Tong are in the far north searching for the Jagtooth Gold Mine he has been commissioned to find. At a cabin beset by the plague, Zatara gives the inhabitants medicine and asks them about the mine. They say that the mine is guarded by a vicious man, Tony, whom Zatara will have to defeat to return the mine to his friend, Henri Jardine.

Plot details indexed by the Grand Comics Database (CC BY-SA).

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