00800cam a2200229   45000010008000000030004000080050017000120080041000290400018000700500022000880820015001101110086001252450048002112600032002593000031002915000109003225040030004316500019004617000011004807100044004917100035005351254660OSt20191223142234.0730212s1972    nyua     b    100 0 eng    aDLCcDLCdDLC00aTD892b.I58 1972b00a620.23 SNO2 aInternational Conference on Noise Control Engineeringd(1972 :cWashington, D.C.)10aInter-noise 74.cEdited by John C. Snowdon.  a[Poughkeepsie? N.Y.,c1974]  aiv, 134 p.billus.c26 cm.  a"Sponsored by Institute of Noise Control Engineering in cooperation with Acoustical Society of America."  aBibliography: p. 130-134. 0aNoise control.1 a eed.2 aInstitute of Noise Control Engineering.2 aAcoustical Society of America.