Action Comics #31
Lois is taking a vacation to Brentville, but she and Clark are amazed to see the residents fast asleep, victims of a kindly professor's new "gas" invention. But Superman must stop Baron Munsdorf, who wants the plans for that gas, and other inventions of the professor, including the deadly sub-atomic death ray!
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Lois is taking a vacation to Brentville, but she and Clark are amazed to see the residents fast asleep, victims of a kindly professor's new "gas" invention. But Superman must stop Baron Munsdorf, who wants the plans for that gas, and other inventions of the professor, including the deadly sub-atomic death ray!
Plot details indexed by the Grand Comics Database (CC BY-SA).