The hydronaut adventures
By: Carl L. Biemiller.
Publisher: Doubleday
Published: 1981
Place of publication: Garden City, N.Y
Language: eng
Number of pages: 375
Subjects: Science fiction, American.; Children's stories, American.; Science fiction.
Table of contents: title: The reunion.; title: The hydronauts: The kelp forest. The shark pens. The rovers.; title: Follow the whales.; title: Escape from the crater.