Hardcover, 1st edition. No dust jacket; illustrated cloth bound cover in very good condition – some corner, edge and spine wear; book very good – pages mostly clean; slight foxing/tanning/spotting of endpapers.

The two-man crew of the cramped minisub Pisces III, tasked with laying telephone lines beneath the ocean, face certain death when the minisub’s cables snap and they plunge to fifteen hundred feet below the surface. Part of the Raintree Survival series.