Ocean on Top (Part 3 of 3)

From Author Wars - https://authorwars.com/books/ocean-on-top-part-3-of-3-112783.html

Overview:

Title: Ocean on Top (Part 3 of 3)
Author: Hal Clement
Year: 1967
Type: Serials

Editions/Publications:

Unknown. If, December 1967 (Unknown, Hal Clement, Galaxy Publishing Corporation, $0.60, 164 pages, digest, MAGAZINE)