1. Gravitation and space science

   • R. H. Dicke
   • P. J. Peebles

   OriginalPaper Pages: 419 - 460

2. Absolute intensity measurements in the extreme ultraviolet spectrum of solar radiation

   • H. E. Hinteregger

   OriginalPaper Pages: 461 - 497

3. Dynamic morphology of auroras

   • Syun-Ichi Akasofu

   OriginalPaper Pages: 498 - 540

4. Attitude stabilization and control of earth satellites

   • O. H. Gerlach

   OriginalPaper Pages: 541 - 582