1. A note: Remarks on numerical integration procedures as applied to galactic orbit computations

   • K. A. Innanen
   • F. C. House
   • C. E. Smith

   BriefCommunication Pages: 145 - 147

2. Trajectories of satellites under the combined influences of earth oblateness and air drag

   • Chong-Hung Zee

   OriginalPaper Pages: 148 - 168

3. Gravity-gradient stabilization of gyrostat satellites with rotor axes in principal planes

   • Richard W. Longman

   OriginalPaper Pages: 169 - 188

4. Die Bewegung in der Nähe der Dreieckspunkte des elliptischen eingeschränkten Dreikörperproblems

   • J. Tschauner

   OriginalPaper Pages: 189 - 196

5. Analytical methods for the orbits of artificial satellites of the Moon

   • V. A. Brumberg
   • L. S. Evdokimova
   • N. G. Kochina

   OriginalPaper Pages: 197 - 221

6. Геометрическая интерпретация необходимых условий устойчивости треугольных точек либрации общей задачи трех тел

   • А. Л. Куницын

   OriginalPaper Pages: 222 - 226

7. Generalization of Lagrange's implicit function theorem to N-dimensions

   • T. Feagin
   • R. G. Gottlieb

   OriginalPaper Pages: 227 - 231

8. Le développement du potentiel dans le cas d'une densité analytique

   • Constantin Kholchevnikov

   OriginalPaper Pages: 232 - 240

9. A new formulation of canonical perturbation theory

   • David P. Stern

   OriginalPaper Pages: 241 - 246

10. Stability and motion in two degree-of-freedom hamiltonian systems for two-to-one commensurability

    • K. T. Alfriend

    OriginalPaper Pages: 247 - 265

11. Abstracts of forthcoming papers

    Abstract Pages: 266 - 268