1. Models for the origin and composition of the earth, and the hypothesis of potassium in the Earth's core

   • Kenneth A. Goettel

   OriginalPaper Pages: 369 - 397

2. The mesosphere

   • I. G. Poppoff
   • R. C. Whitten

   OriginalPaper Pages: 399 - 429

3. Surveying earth resources by remote sensing from satellites

   • J. Otterman
   • P. D. Lowman
   • V. V. Salomonson

   OriginalPaper Pages: 431 - 467

4. Some geophysical and geodetic contributions of satellite-determined gravity results

   • M. A. Khan

   OriginalPaper Pages: 469 - 496