Based on work done in cooperation with Bureau of Air Pollution Sciences, Environmental Protection Agency.Bibliography: p. 11.Mode of access: Internet
Prepared for Bureau of Mines Automotive Exhaust Emissions Program.Bibliography: p. 6.Mode of access:...
Work done under cooperation with the U.S. Atomic Energy Commission.Bibliographical references includ...
"September 1970"--Cover.Based on work done under a cooperative agreement with the National Air Pollu...
In cooperation with the Environmental Protection Agency.Bibliography: p. 43-44.Mode of access: Inter...
Based on work done in cooperation with the Coordinating Research Council, Air Pollution Research Adv...
Based on work done in cooperation with the Air Pollution Control Office of the Environmental Protect...
Based on work done in cooperation with the National Air Pollution Control Administration of the U. S...
Based on work done in cooperation with the Coordinating Research Council, Air Pollution Research Adv...
Prepared for Bureau of Mines Energy Research, Automotive Exhaust Emissions Program.Includes bibliogr...
Based upon work done in cooperation with the Bureau of Air Pollution Sciences, Environmental Protect...
"July 1971"--Cover.Based on work done in cooperation with the Air Pollution Control Office of the En...
Prepared for the Environmental Protection Agency.Bibliography: p. 37-38.Mode of access: Internet
"April 1971"--Cover.Work done under a cooperatve agreement between the Bureau of Mines and the Air P...
Prepared for Bureau of Mines Automotive Exhaust Emissions Program.Bibliography: p. 13.Mode of access...
"February 1970"--Cover.Based on work done in cooperation with the American Petroleum Institute.Bibli...
Prepared for Bureau of Mines Automotive Exhaust Emissions Program.Bibliography: p. 6.Mode of access:...
Work done under cooperation with the U.S. Atomic Energy Commission.Bibliographical references includ...
"September 1970"--Cover.Based on work done under a cooperative agreement with the National Air Pollu...
In cooperation with the Environmental Protection Agency.Bibliography: p. 43-44.Mode of access: Inter...
Based on work done in cooperation with the Coordinating Research Council, Air Pollution Research Adv...
Based on work done in cooperation with the Air Pollution Control Office of the Environmental Protect...
Based on work done in cooperation with the National Air Pollution Control Administration of the U. S...
Based on work done in cooperation with the Coordinating Research Council, Air Pollution Research Adv...
Prepared for Bureau of Mines Energy Research, Automotive Exhaust Emissions Program.Includes bibliogr...
Based upon work done in cooperation with the Bureau of Air Pollution Sciences, Environmental Protect...
"July 1971"--Cover.Based on work done in cooperation with the Air Pollution Control Office of the En...
Prepared for the Environmental Protection Agency.Bibliography: p. 37-38.Mode of access: Internet
"April 1971"--Cover.Work done under a cooperatve agreement between the Bureau of Mines and the Air P...
Prepared for Bureau of Mines Automotive Exhaust Emissions Program.Bibliography: p. 13.Mode of access...
"February 1970"--Cover.Based on work done in cooperation with the American Petroleum Institute.Bibli...
Prepared for Bureau of Mines Automotive Exhaust Emissions Program.Bibliography: p. 6.Mode of access:...
Work done under cooperation with the U.S. Atomic Energy Commission.Bibliographical references includ...
"September 1970"--Cover.Based on work done under a cooperative agreement with the National Air Pollu...