Determination of solar Doppler widths by Goldberg's method A. R. DunnE. C. Olson OriginalPaper Pages: 272 - 285
Analytic solutions to the Unno transfer equations for the Stokes parameters in a Milne-Eddington atmosphere M. J. Hagyard Research Note Pages: 286 - 287
Interpretation of the solar continuum from 1680 to 600 Å. Model of the transition region photosphere-chromosphere and of the chromosphere Yvette Cuny OriginalPaper Pages: 293 - 313
Calculations of two-dimensional models of the lower solar chromosphere C. J. Cannon OriginalPaper Pages: 314 - 327
On the center to limb variation of the separation of the Mg ii, H2 and K2 emission peaks A. Greve OriginalPaper Pages: 328 - 335
Unusual rotation of a sunspot 30 September to 8 October 1969 Richard A. Miller OriginalPaper Pages: 373 - 378
On the magnetic fields and motions in sunspots at different atmospheric levels H. I. Abdussamatov OriginalPaper Pages: 384 - 397
Eclipse measurements near 1.2 cm wavelength on September 11, 1969 Mohamed El-Raey OriginalPaper Pages: 404 - 412
On the problem of the flare-like emission in sodium lines E. A. Gurtovenko OriginalPaper Pages: 413 - 416
The impulsiveness of microwave bursts and its association with sunspot types O. T. MatsuuraM. F. F. Nave OriginalPaper Pages: 417 - 422
The location and size of a solar hard X-ray burst on September 27, 1969 T. TakakuraK. OhkiS. Ota OriginalPaper Pages: 454 - 464
A comment on solar flare iron line emission at 1.9 Å K. J. H. PhillipsJ. L. Culhane Research Note Pages: 469 - 471
Comments on ‘solar activity, 27-day variation and long-term modulation of cosmic-ray intensity’ by V. K. Balasubrahmanyan and D. Venkatesan J. A. Lockwood Research Note Pages: 488 - 489
The Shemakha Astrophysical Observatory of the Academy of Sciences of the Azerbaijan S.S.R. R. E. Guseinov Report from Solar Institute Pages: 490 - 492
The High Altitude Solar Station Peak Alma-Ata Saken Obashev Report from Solar Institute Pages: 493 - 496
Solar activity observations at Uccle and Humain stations A. Koeckelenbergh Report from Solar Institute Pages: 497 - 500