Forbidden sulphur I lines in the solar spectrum J. P. SwingsD. L. LambertN. Grevesse OriginalPaper Pages: 3 - 11
Inhomogeneities in the solar photosphere Thomas E. Margrave Jr.Thomas L. Swihart OriginalPaper Pages: 12 - 17
The effect of short-periodic oscillations in the photosphere on the spectral line profile R. B. Teplitskaja OriginalPaper Pages: 18 - 27
On three-dimensional information pictures of chromospheric spicules S. G. MamedovE. Sh. Orudzhev Research Notes Pages: 41 - 43
Calcul des probabilités de transition pour divers états excités du Fe XII J. -P. Rozelot OriginalPaper Pages: 49 - 55
Solar limb brightening and enhancement measurements at 1.2 mm R. A. Newstead OriginalPaper Pages: 56 - 66
The solar flares of August 28 and 30, 1966 Harold ZirinD. Russo Lackner OriginalPaper Pages: 86 - 103
‘Bartels' active longitudes’, sector boundaries and flare activity V. BumbaV. N. Obridko OriginalPaper Pages: 104 - 110
Electrons and protons in long-lived streams of energetic solar particles K. A. Anderson OriginalPaper Pages: 111 - 132
Interpretation of time characteristics of solar X-ray bursts referring to associated microwave bursts Tatsuo Takakura OriginalPaper Pages: 133 - 150
An atlas of 10–50ke V solar flare X-rays and tentative atlas of solar proton events observed by the OGO-I and OGO-III ionization chambers S. R. KaneJ. R. Winckler Research Notes Pages: 151 - 151
On the relation between sunspot area changes and flare occurrences K. R. Sivaraman Research Notes Pages: 152 - 153
Abstracts of papers from other journals Jay M. PasachoffE. A. GussmannG. J. Vassilyeva Abstract Pages: 155 - 164