Compendium of ERT soil sampling and surface geophysics procedures : interim final.

Mode of access: Internet.

Applied geophysics and civil engineering.

Mode of access: Internet.

Marine geology and geophysics data services and publications.

At head of title: U.S. Department of Commerce, National Oceanic and Atmospheric Administration, Environmental Data Service.

Air Force surveys in geophysics.

Some numbers issued as the Laboratories' AFCRC-TR and AFCRC-TN.

Application of surface geophysics to detection and mapping of mine subsidence fractures in drift and bedrock /

"Illinois Mine Subsidence Research Program."

Geophysics and petrology of the deep crust and upper mantle : a workshop sponsored by the U.S. Geological Survey and Stanford University /

Mode of access: Internet.