An on-line archive of articles published in The National Science Foundationís flagship magazine from 1970 to 1992.
 
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All Articles for Topic: Excavation -- Productivity Research Special
Year (Volume & No.)TitleAbstractAuthorDownload
1976 (Volume 7, No. 5)Excavation -- Productivity Research Special: Into the EarthAs sub-surface construction becomes more important, research seeks to reduce the uncertainties--and overruns--at the end of the tunnel.Jane SteinPDF


 

 
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