994 resultados para environmental research


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Issued Aug. 1979.

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On cover: AT&T fiber optics cable project, Cheyenne, Wyoming to Sacramento, California ... December 1987."

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"EPA/600/3-91/010."

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Vols. for <-1976/77> issued in 4 v.: v. 1. Executive summary; v. 2. Project listings; v. 3. Interactive terminal users guide; v. 4. Indices. ; 1977/78 issued in 3 v.; 1978/79 in 2 vols.: 1. Excutive summary.; v. 2. Project listings and indexes.

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"June 15, 1989."

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Description based on: EPA-650/1.

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v. 1 issued October 1977 ; v. 2 issued May 1978.

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