The Online Books Page

Books by Richard A. Wagner:

Books in the extended shelves:

• Wagner, Richard A.: Arizona survey of the wildlife and fisheries resources of the lower Colorado River. (Phoenix, 1952), also by Arizona. Wildlife Restoration Division (page images at HathiTrust)
• Wagner, Richard A.: An investigation of pollution in Northern Puget Sound (Pollution Control Commission, 1957), also by Alfred Livingston and Charles D. Ziebell (page images at HathiTrust; US access only)
• Wagner, Richard A.: Oxygen block in the main-stem Willamette River (U.S. Dept. of the Interior, Fish and Wildlife Service, 1950), also by Frederic F. Fish and U.S. Fish and Wildlife Service (page images at HathiTrust)
• Wagner, Richard A.: A re-investigation of pollution in the lower Chehalis river and Grays Harbor : (1956-1957) (Washington Pollution Control Commission, 1957), also by Donald R. Peterson, Alfred Livingston, and Washington State Pollution Control Commission (page images at HathiTrust; US access only)

Find more by Richard A. Wagner at your library, or elsewhere.