1. Erratum

   Erratum Pages: iii - iii

2. Medical problems of manned space flight

   • O. G. Gazenko

   OriginalPaper Pages: 369 - 398

3. Magnetic field measurements in space

   • Laurence J. Cahill Jr.

   OriginalPaper Pages: 399 - 414

4. Review of studies of trapped radiation with satellite-borne apparatus

   • B. J. O'Brien

   ReviewPaper Pages: 415 - 484

5. Introduction pour le premier symposium de la COPERS

   • P. Auger

   EditorialNotes Pages: 485 - 485

6. Introduction to the first COPERS symposium

   • P. Auger

   EditorialNotes Pages: 486 - 486

7. The sun as a source of interplanetary gas

   • C. De Jager

   OriginalPaper Pages: 487 - 521

8. Interplanetary plasma

   • R. Lüst

   OriginalPaper Pages: 522 - 552

9. The plasma tails of comets and the interplanetary plasma

   • L. Biermann

   OriginalPaper Pages: 553 - 553

10. Meteors and the abundance of interplanetary matter

    • T. R. Kaiser

    OriginalPaper Pages: 554 - 575

11. Interplanetary matter

    • M. F. Ingham

    OriginalPaper Pages: 576 - 588

12. Light scattering by small particles and models of interplanetary matter derived from the zodiacal light

    • R. H. Giese

    OriginalPaper Pages: 589 - 611

13. Remarks on the limitations of optical methods for measuring electron densities in the coronia and interplanetary space

    • D. E. Blackwell

    OriginalPaper Pages: 612 - 614