Clarification in the identification of certain lines in the infrared solar spectrum Earl F. Montgomery Research Notes Pages: 60 - 62
Ca II resonance lines in non-homogeneous chromospheres Herbert A. BeebeHollis R. Johnson OriginalPaper Pages: 79 - 87
A solar spicule model based upon calcium II K line radiative transfer studies Lorne W. AveryLewis L. House OriginalPaper Pages: 88 - 103
On the absence of the (0, 0) C2 Swan band from sunspot spectra David Branch Research Notes Pages: 112 - 114
The excitation of the forbidden coronal lines R. A. ChevalierD. L. Lambert OriginalPaper Pages: 115 - 134
Differential rotation of the solar electron corona Richard T. HansenShirley F. HansenHarold G. Loomis OriginalPaper Pages: 135 - 149
No evidence of any solar limb brightening in the range of 3.5 mm–2 cm A. Tlamicha Research Notes Pages: 150 - 153
Plasma wave propagation in the neighborhood of a magnetic neutral point Richard L. Harkness Jr. OriginalPaper Pages: 154 - 167
On a relation between the indices of solar activity in the photosphere and the corona John Xanthakis OriginalPaper Pages: 168 - 177
On some flare-sensitive high photospheric and low chromospheric lines Yngve Öhman OriginalPaper Pages: 178 - 183
The radio-emission and Ca-brightness of two outstanding active regions during their lifetime G. Feix Research Notes Pages: 184 - 187
The mm wave outbursts of November 1 and 2, 1968 Michael AnastassiadesConstantin Macris OriginalPaper Pages: 188 - 195
An outstanding Lyman-alpha event B. C. Monsignori FossiG. PolettoG. L. Tagliaferri Research Notes Pages: 196 - 197
Neutron monitor and Pioneer 6 and 7 studies of the January 28, 1967 solar flare event R. P. BukataP. T. GronstalU. R. Rao OriginalPaper Pages: 198 - 211
Solar flare alpha to proton ratio changes following interplanetary disturbances L. J. LanzerottiM. F. Robbins OriginalPaper Pages: 212 - 218
Wrocław University Astronomical Observatory Jan Mergentaler Report from Solar Institutes Pages: 229 - 230