Deep Seismic Sounding of the Earth's Crust and Upper Mantle

Deep seismiC sounding was proposed by G. A. Gamburtsev and developed under his guid­ ance during the period 1948-1955 at the Institute of Physics of the Earth of the Academy of Sciences of the USSR. During that period also, the first geophysical results concerning the deep structure of the earth''s crust in several regions in Tien-Shan, the Pamir, and Turkmenia were observed. Beginning with 1956, ...