Description
Item Description:"April 1974."
"Prepared for U.S. Environmental Protection Agency, Office of Air and Waste Management, Office of Air Quality Planning and Standards."
"Project 300927."
"Project Officer: Lewis D. Tammy."
"GCA Corporation, GCA/Technology Division."
"GCA-TR-74-8-G"--Report documentation page.
Physical Description:1 online resource (vii, 175 pages) : illustrations.
Bibliography:Includes bibliographical references (pages 163-175).