Monthly and Annual Mean Heights of Sea Level. Vol. 1:1976— Europe, Africa, India, and the Far East; Vol. 2:1977—North, Central, and South America; Vol. 3:1978—Japan, Phillippines, Australasia, and the Pacific Islands; by the Permanent Service for Mean Sea Level, Institute of Oceanographic Sciences, Birkenhead, Merseyside L43 7RA, U.K.: Bidston Observatory, free of cost. Waves in Fluids by James Lighthill (Cambridge); Cambridge University Press, 1978, 504 pp. (117 figures), hardcover; also available in paperback (published in 1979). Marine Geology and Oceanography of the Pacific Manganese Nodule Province edited by James L. Bischoff and David Z. Piper (Plenum Press, New York: Marine Science Series No. 9), 1979. 842 pp., $49.50. Manganese Nodules: Research Data and Methods of Investigation by Ronald K. Sorem and Ronald H. Fewkes (New York: Plenum Press, 1979), 723 pp., $95.00. An Atlas of the Sea Floor Around Japan: Aspects of Submarine Geomorphology by Akio Mogi (University of Tokyo Press, 1979), 96 pp., hardbound.