1. Preface to symposium proceedings

   • P. K. Seidelmann
   • V. G. Szebehely
   • R. L. Duncombe

   EditorialNotes Pages: 3 - 3

2. Welcome

   • Gart Westerhout

   EditorialNotes Pages: 4 - 5

3. Stability of planetary orbits in binary systems

   • Victor Szebehely

   OriginalPaper Pages: 7 - 12

4. The regularizing function in resonance problems

   • Boris Garfinkel

   OriginalPaper Pages: 13 - 18

5. A review of the motion of Pluto

   • Paul Nacozy

   ReviewPaper Pages: 19 - 23

6. Systematic reductions of 19th century planetary observations

   • Thomas E. Corbin

   OriginalPaper Pages: 25 - 34

7. Observations planétaires a l'astrolabe

   • S. Debarbat

   OriginalPaper Pages: 35 - 55

8. On the polar moment of inertia of a compressible body

   • J. Derral Mulholland

   OriginalPaper Pages: 57 - 60

9. Continental drift and rotation of the Earth

   • Pasquale Sconzo

   Report Pages: 61 - 62

10. The Minor Planet Center

    • Brian G. Marsden

    OriginalPaper Pages: 63 - 71

11. Methode rapide de calcul d'une trajectoire de petite planete par l'approximation de tchebycheff, et son ajustement aux observations

    • J. Chapront
    • P. Rocher

    OriginalPaper Pages: 73 - 77

12. Satellites of minor planets: A new frontier for celestial mechanics

    • T. C. Van Flandern

    BriefCommunication Pages: 79 - 80

13. Equinox and equator determinations from hypothetical minor planet observations

    • Richard L. Branham Jr.

    OriginalPaper Pages: 81 - 87

14. A fundamental system based on observations of minor planets

    • Paul Hemenway

    OriginalPaper Pages: 89 - 109