Economic impact of proposed airport noise regulations, R77-4. Volume II : economic analysis of public airports outside Chicago /

Project no. : 30.017.

Economic impact of proposed regulation R77-12 (Rule 950) on wastewater sludge disposal in the State of Illinois /

Includes bibliographical references.

Economic impact of proposed amendments to snowmobile noise regulations, R79-10 /

Bibliography: p. 12.

Economic impact study of proposed airport noise regulations, R77-4 /

"January 1981."

Economic impact study for proposed groundwater quality standards 35 IL Admin. Code 260 : final report /

"Contract: EA 98."

Economic impact study of proposed cross connection regulations, R87-37 : final report /

"Project: 89/283."

Economic impact study of proposed airport noise regulations, R 77-4. Volume I : technical study of public airports outside Chicago /

"Project no. 30.017."

Economic impact study of the proposed motor vehicle (in-use) noise regulations : report of the Task Force on noise.

Bibliography: p. 152-155.

Economic impact study of proposed regulation R82-7 for site-specific water pollution rules applicable to the city of Alton, Illinois /

Bibliography: p. R-1 to R-3.

Economic impact study of proposed IPCB regulation sections 215.240 and 215.207 : final report /

"Printed: June 1987."

Economic impact of the proposed change in the hydrocarbon emission limitation for petrochemical manufacturing processes (R77-3) /

Project no. 10.065.

Fluoride in Illinois : sources, environmental and health effects, and a proposed ambient standard /

Bibliograhy: p. 71-84.

Impact analysis : proposed "Truth-in-sentencing" legislation.

"June 1994."

In the matter of Central Illinois Public Service (CIPS) Manufactured Gas Plant (MGP) Site, Taylorville, Illinois : remedial investigation/feasibility study : proposed plan : responsiveness summary.

"October 1992."--Cover.

Notice of public hearings on the draft definition of schooling and proposed statements for student learning April 30 and May 1, 1984 : What students should at least know and be able to do as a consequence of schooling /

"April 1984"-- Cover, p. [2].