1. Development Of The Hamiltonian Function Using The Jacobi System Of Reference

   • Osman M. Kamel

   OriginalPaper Pages: 179 - 185

2. Progressive Build Up Of Co ₂ In The AtmosphereOf Venus Through Multiple Volcanic Resurfacing Events

   • Ivan Lopez
   • Roberto Oyarzun
   • Alejandro Laurrieta

   OriginalPaper Pages: 187 - 192

3. Visual Observations Of The Leonid Meteors 1998 In Yunnan

   • Guang-jie Wu
   • Zhou-sheng Zhang

   OriginalPaper Pages: 193 - 200

4. The Effect Of Zonal Tides On The DynamicalEllipticity Of The EarthAnd Its Influence On The Nutation

   • J. Souchay
   • M. Folgueira

   OriginalPaper Pages: 201 - 216

5. The Infrared Spectral Energy Distribution And Polarization Of Comet C/1995 O1 (Hale–Bopp) During 1997

   • Charles E. Woodward
   • R. D. Gehrz
   • D. M. Williams

   OriginalPaper Pages: 217 - 222

6. Quantitative Morphology Of C/1995 O1 (Hale–Bopp) In February – April 1997

   • R. Vanscheidt
   • H. Bleul
   • J. Schmoll

   OriginalPaper Pages: 223 - 231

7. David M. Harland, Exploring the Moon – The Apollo Expeditions

   • Richard L. S. Taylor

   BookReview Pages: 233 - 234