"Well," answered Madge slowly. "I never thought of that. It might be worth trying out."
The city of the frog-men!
The Second Satellite
By Edmond Hamilton
Earth-men war on frog-vampires for the emancipation of the human cows of Earth's second satellite.
orman and Hackett, bulky in their thick flying suits, seemed to fill the little office. Across the room Harding, the field superintendent, contemplated them. Two planes were curving up into the dawn together from the field outside, their motors thunderous as they roared over the building. When their clamor had receded, Harding spoke: