Lonny Higgens, once of the earthly planet, stretched out in the conning-tower of his mud-submarine, an aquatic monstrosity of globular reinforced steel that was at home either above or below the surface of the squirming mud seas of Uranus, and sighed lazily. "Blast it!" he moaned sleepily and almost regretfully. "There's something about this planet that makes you have spring fever the year round, and it gets worse and worse! Lonny Higgens, you're a lazy, nogood fool!—and you'll never get around