1. Secular effects in the orbits of the Galilean satellites

   • Bryan C. Brown

   OriginalPaper Pages: 203 - 221

2. Non-linear stability around the triangular libration points

   • R. McKenzie
   • V. Szebehely

   OriginalPaper Pages: 223 - 229

3. Perturbation theory in the vicinity of a periodic orbit by repeated linear transformations

   • W. Wiesel

   OriginalPaper Pages: 231 - 242

4. Virial oscillations of celestial bodies-I. The effect of electrostatic interactions

   • V. I. Ferronsky
   • S. A. Denisik
   • S. V. Ferronsky

   OriginalPaper Pages: 243 - 267

5. Hill stability of satellite orbits

   • V. V. Markellos
   • A. E. Roy

   OriginalPaper Pages: 269 - 275

6. The present status of periodic orbits

   • John D. Hadjidemetriou

   OriginalPaper Pages: 277 - 286

7. The equilibrium state in the Magnetic-Binary problem when the more massive primary is an oblate spheroid

   • A. G. Mavraganis

   OriginalPaper Pages: 287 - 293

8. Book review

   • J. Kovalevsky

   BookReview Pages: 295 - 295