The Online Books Page

Books by John R. Clark:

Books in the extended shelves:

• Clark, John R.: NASA TR R-334 (National Aeronautics and Space Administration ;, 1970), also by Sherman Karp, Electronics Research Center (U.S.), and United States National Aeronautics and Space Administration (page images at HathiTrust)
• Clark, John R.: Sea-water systems for experimental aquariums: A collection of papers (U.S. Dept. of the Interior, Fish and Wildlife Service :, 1964), also by Roberta L. Clark and U.S. Fish and Wildlife Service (page images at HathiTrust)
• Clark, John R.: Studies of estuarine dependence of Atlantic coastal fishes : Data report II: Southern section, New River Inlet, N.C., to Palm Beach, Fla. : R.V. Dolphin cruises 1867-68 ; Zooplankton volumes, surface-meter net collections, temperatures, and salinities (U.S. Bureau of Sport Fisheries and Wildlife ;, 1970), also by Sandy Hook Marine Laboratory (page images at HathiTrust)

Find more by John R. Clark at your library, or elsewhere.