A demonstration of airport noise impact mitigation /

"June 1983."

Acoustics of sound transmission over noise barrier walls /

"December 1999."--Cover.

Airport noise in Illinois.

Cover title.

Economic impact study of proposed airport noise regulations, R77-4 . Volume III, technical study of public airports in Chicago /

Project no. 30.017.

Economic impact study of proposed airport noise regulations, R77-4. Volume 4, economic analysis of O'Hare and Midway Airports /

Project no.: 30.017.

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

"Project no. 30.017."

Effects of noise and hearing acuity upon visual depth perception and safety among humans /

Bibliography: p. 29-31.

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

Bibliography: p. 152-155.

Proposed revisions to property-line-noise-source measurement procedures /

"ILENR/RE-91/10."

The economic impact of proposed forging noise regulations (R76-14, -19) /

Project officer: William Murphy.

Letters on the condition of the poor : addressed to Alexander Henry, Esq., containing a vindication of poor laws and benevolent societies, proofs of the injustice of the general censure of the poor for extravagance, dissipation, etc., instances of intense suffering in Philadelphia ... /

Goldsmiths'-Kress no. 29122.

Statistical analysis of FHWA traffic noise data : final report /

Mode of access: Internet.