The Economic impact of proposed regulation 79-11 to allow a relaxation of APC rule 203 (g) for particulate matter /

"Project no. 10.088."

Operator's manual : multiple integrated laser engagement system (MILES) simulator system, firing, laser: M63, NSN 1265-01-077-6082 for M113 APC.

"January 1982."

Illinois reasonable further progress report for 1985 : ozone and carbon monoxide.

"September, 1986."

Illinois reasonable further progress report for 1986 : ozone and carbon monoxide.

"September, 1987."

Project plan for the sampling and analysis of polychlorinated biphenyls in the Lake Calumet area of southeast Chicago.

Cover title: Southeast Chicago air quality: a plan for the evaluation of PCB's.