1. Publisher's announcement

   Announcement Pages: v - v

2. Evald Rudolfovich Mustel

   In Memoriam Pages: vi - 1

3. The signature of a black hole transit

   • Joseph F. Dolan

   OriginalPaper Pages: 3 - 11

4. On the integral equation method for radiative transfer past a rotating plate in unsteady flow

   • A. R. Bestman

   OriginalPaper Pages: 13 - 17

5. Reddenings of quasars VS PSA counts at high galactic latitudes

   • P. Teerikorpi
   • J. Kotilainen

   OriginalPaper Pages: 19 - 26

6. U - B - V photometry of the spectroscopic-visual triple HD 165590

   • J. R. Bruton
   • D. S. Hall
   • C. D. Scarfe

   OriginalPaper Pages: 27 - 38

7. RKRV potential energy curves and dissociation energies of NH and PH

   • R. R. Reddy
   • R. Viswanath

   OriginalPaper Pages: 39 - 43

8. Photoelectric photometry of the RS CVn binary EI Eridani = HD 26337

   • J. T. Hooten
   • K. G. Strassmeier
   • R. Wasson

   OriginalPaper Pages: 45 - 51

9. Photometric light curves and physical paramters of the eclipsing binary systems IT Cas, CO Cep, AI Hya with possible apsidal motions

   • Kh. F. Khaliullin
   • V. S. Kozyreva

   OriginalPaper Pages: 53 - 69

10. The technique of automatic quantitative stellar spectral classification using stepwise linear regression

    • V. Malyuto
    • T. Shvelidze

    OriginalPaper Pages: 71 - 83

11. The secular variations in the restricted problem: An explicit numerical approach

    • V. S. Geroyannis
    • Catherine J. Flogaitis

    OriginalPaper Pages: 85 - 103

12. An inverse problem in a three-dimensional radiative transfer

    • Alan P. Wang
    • Sueo Ueno

    OriginalPaper Pages: 105 - 111

13. Recent photoelectric photometry of the newly discovered eclipsing system BD + 13^o4708

    • Varol Keskin
    • M. Can Akan

    OriginalPaper Pages: 113 - 123

14. New analysis of II Peg 1977 light curve

    • Diana P. Kjurkchieva

    OriginalPaper Pages: 125 - 129

15. Vacuum bianchi type-V cosmological models in Ross and Dunn scalar-tensor theories of gravitation

    • R. Venkateswarlu
    • D. R. K. Reddy

    Letters to the Editor Pages: 131 - 134

16. Bianchi type-VI₀ models in self-creation cosmology

    • D. R. K. Reddy
    • R. Venkateswarlu

    Letters to the Editor Pages: 135 - 139

17. The microsecond variability of cosmic gamma-ray bursts

    • I. G. Mitrofanov

    Letters to the Editor Pages: 141 - 143

18. Filamentation instability of Alfvén waves

    • P. K. Shukla
    • L. Stenflo

    Letters to the Editor Pages: 145 - 147

19. A note on the problem of choosing a model of the Universe, II

    • Vladimŕ Skalský

    Letters to the Editor Pages: 149 - 151

20. The colours of the interstellar medium

    • Peter Müller
    • Wolfgang Kundt

    Letters to the Editor Pages: 153 - 161

21. A study of self-similar cylindrical MHD shock waves in monochromatic radiation

    • Onkar Nath

    Letters to the Editor Pages: 163 - 167

22. Book reviews

    • J. E. Dyson
    • J. Kleczek
    • Fred Hoyle

    BookReview Pages: 169 - 173

23. Erratum

    Erratum Pages: 175 - 175

24. List of forthcoming papers

    Legacy Pages: 177 - 177

25. Call for papers

    Announcement Pages: 178 - 178