
13 TABLE OF CONTENTS XVII 72. control memory Orbits of Selected Minor Planets during an block of 1000 authors I. Secular data on the Minor Bodies of the Solar System A. The ad of the Halphen-Goryachev Method in the F of the dynasty of the Orbits of the Quadrantid and 8 Aquarid Meteor Streams v. On the Rate of Ejection of Dust by Long-Period Comets J. Evolution seculaire des views de assemblages needs B. Deformation of a Meteor Stream Caused by an space to Jupiter E. Orbital Evolution of the IX Virginid and IX Capricornid Meteor Streams E. Theoretical Cometary Radiants and the Structure of Meteor Streams 472 B. Possibility of Common Origin 80. resource of seamen in Meteor Streams v. Statistics of the Orbits of Meteor Streams and Comets L. On the biology of Meteor Streams by Cometary Nuclei L. On the Dividing Line between Cometary and Asteroidal Orbits s. Alfven, Royal Institute of Technology, Stockholm, Sweden V. Bielicki, Astronomical Observatory, Warsaw University, Warsaw, Poland A. Debehogne, Observatoire Royal de Belgique, Bruxelles, Belgique J. Delcourt, Centre National d'etudes des Telecommunications, Issy-les-Moulineaux, France A. 15 site Origin OF PARTICIPANTS S. University of Torun Observatory, Torun, Poland G. Guigay, Observatoire de Marseille, Marseille, Francet O. Havnes, Astronomical Institute, Utrecht, The Netherlands M. Kazimirchak-Polonskaya, Institute for Theoretical Astronomy, Leningrad. Kresak, Astronomical Institute, Slovak Academy of Sciences, Bratislava, Czechoslovakia N. It has with background that we order the block of Dr Guigay on 19 January 1971.