1. Preface

   EditorialNotes Pages: 201 - 202

2. On a physical theory of stellar spectra

   • M. N. Saha

   OriginalPaper Pages: 203 - 221

3. The maxima of absorption lines in stellar spectra (second paper)

   • R. H. Fowler
   • E. A. Milne

   OriginalPaper Pages: 241 - 257

4. A VLA 20 and 90 centimetre radio survey of distant A-bell clusters with central cD galaxies

   • Joydeep Bagchi
   • Vijay K. Kapahi

   OriginalPaper Pages: 275 - 308

5. Spectroscopy and orbit determination of the chromospherically active double-lined binary system HD 163621 = V835 Herculis

   • R. F. Griffin
   • F. C. Fekel
   • R. E. Fried

   OriginalPaper Pages: 309 - 319

6. 1988–1991 photometry of the chromospherically active double-lined binary system HD 163621 = V835 Herculis

   • Douglas S. Hall
   • Gregory W. Henry

   OriginalPaper Pages: 321 - 328

7. Pulsar observations at decametric wavelengths using a swept-frequency dedisperser

   • A. A. Deshpande
   • V. Radhakrishnan

   OriginalPaper Pages: 329 - 341

8. A digital signal pre-processor for pulsar search

   • P. S. Ramkumar
   • T. Prabu
   • G. Marker leyulu

   OriginalPaper Pages: 343 - 353