1. On ionospheric investigations by coherent radiowaves emitted from artificial Earth satellites

   • Ja. L. Al'pert

   OriginalPaper Pages: 551 - 602

2. The atmosphere of Jupiter

   • Andrew P. Ingersoll

   OriginalPaper Pages: 603 - 639

3. The interpretations of ultraviolet observations of comets

   • H. U. Keller

   OriginalPaper Pages: 641 - 682

4. Latitudinal structure of the solar wind and interplanetary magnetic field

   • M. Dobrowolny
   • G. Moreno

   OriginalPaper Pages: 685 - 748

5. The Haverö meteorite

   • G. P. Vdovykin

   OriginalPaper Pages: 749 - 776

6. Magnetic field variations in the polar region during magnetically quiet periods and interplanetary magnetic fields

   • Ya. I. Feldstein

   OriginalPaper Pages: 777 - 861