The Online Books Page

Books by Ralph Oscar Hile:

Books in the extended shelves:

• Hile, Ralph Oscar, 1904-: The collected papers of Ralph Hile, 1928-73 (U.S. Dept. of the Interior, Fish and Wildlife Service :, 1977) (page images at HathiTrust)
• Hile, Ralph Oscar, 1904-: Commercial fishery for chubs (ciscoes) in Lake Michigan through 1953 (U.S. Dept. of the Interior, Fish and Wildlife Service, 1955), also by H. J. Buettner and U.S. Fish and Wildlife Service (page images at HathiTrust)
• Hile, Ralph Oscar, 1904-: Decline of the lake trout fishery in Lake Michigan (U.S. G.P.O., 1951), also by U.S. Fish and Wildlife Service (page images at HathiTrust)
• Hile, Ralph Oscar, 1904-: Fluctuations in growth and year-class strength of the walleye in Saginaw Bay (U.S.G.P.O., 1954) (page images at HathiTrust)
• Hile, Ralph Oscar, 1904-: Fluctuations in the commercial fisheries of Saginaw Bay, 1885-1956 (U.S. Dept. of the Interior, Fish and Wildlife Service :, 1959), also by Howard John Buettner and U.S. Fish and Wildlife Service (page images at HathiTrust)
• Hile, Ralph Oscar, 1904-: U.S. Federal fishery research on the Great Lakes through 1956 (U.S. Fish and Wildlife Service, 1957), also by U.S. Fish and Wildlife Service (page images at HathiTrust)
• Hile, Ralph Oscar, 1904-: U.S. federal research on fisheries and limnology in the Great Lakes through 1964, an annotated bibliography (U.S. Dept. of the Interior, Bureau of Commercial Fisheries, 1966) (page images at HathiTrust)
• Hile, Ralph Oscar, 1904-: The whitefish fishery of Lakes Huron and Michigan with special reference to the deep-trap-net fishery (U.S.G.P.O., 1946), also by John Van Oosten and Frank Jobes (page images at HathiTrust)

Find more by Ralph Oscar Hile at your library, or elsewhere.