International cooperative investigation of eastern tropical Pacific Ocean, the field work for which was done Feb. 1967-Mar. 1968.
Vols. 1, 3, 5 contain physical oceanographic and meteorological data from the principal participating ships.
Vols. 2, 4, 6 contain biological and nutrient chemistry data from the same ships.
Information incorrect in v. 11 as to sale by Supt. of Docs.