1. The Orbiting Astronomical Observatories

   • John B. Rogerson Jr.

   OriginalPaper Pages: 621 - 652

2. Hydrocarbons in terrestrial samples and the Orgueil meteorite

   • Warren G. Meinschein

   OriginalPaper Pages: 653 - 679

3. Effects due to an artificial earth satellite in rapid motion through the ionosphere or the interplanetary medium

   • Ja. L. Al'pert
   • A. V. Gurevič
   • L. P. Pitaevskij

   OriginalPaper Pages: 680 - 748