Books by Marion T. Maness:
Books in the extended shelves:
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Maness, Marion T.: A primer on auto emissions systems for home mechanics (Environmental Protection Agency, Office of Air Waste Management, Office of Air Quality Planning and Standards, Control Programs Development Division ;, 1977), also by B. D. Hayes, R. A. Ragazzi, Colorado State University. Department of Industrial Sciences, and United States. Environmental Protection Agency. Control Programs Development Division (page images at HathiTrust)- Maness, Marion T.: Transparency masters for use with instructor's guide for vehicle emissions control (Environmental Protection Agency, Office of Air and Waste Mangement, Office of Air Quality Planning and Standards, Control Programs Development Division ;, 1977), also by B. D. Hayes, R. A. Ragazzi, and United States. Environmental Protection Agency. Control Programs Development Division (page images at HathiTrust)
Find more by Marion T. Maness at your library, or elsewhere.