The UV continuum 1450–2100 Å and the problem of the solar temperature minimum K. G. WidingJ. D. PurcellG. D. Sandlin OriginalPaper Pages: 52 - 62
On the frequency dependence of the line source function Richard C. Canfield Research Notes Pages: 63 - 65
Simultaneous measurements of magnetic fields and brightness fields using a 4-image spectroheliograph N. R. Sheeley JrO. Engvold OriginalPaper Pages: 69 - 83
Line formation in a magnetic field and the interpretation of magnetographic measurements J. Staude OriginalPaper Pages: 84 - 94
On the dependence of sunspot minimum intensity on area M. RossbachE. H. Schröter OriginalPaper Pages: 95 - 100
The possible existence of HOH lines in the sunspot spectrum E. A. MalliaD. E. Blackwell Research Note Pages: 101 - 103
New observational results for the solar chromosphere G. J. BanosC. J. Macris OriginalPaper Pages: 106 - 114
Sudden disappearance of a large quiescent prominence on the solar disk, April 28, 1967 Marie McCabe OriginalPaper Pages: 115 - 124
Interpretation of type I- and IV mB-bursts and noise storms by mode coupling in the warm plasma L. Mollwo OriginalPaper Pages: 125 - 142
Some observed characteristics of solar radar echoes and their implications Jesse C. James OriginalPaper Pages: 143 - 162