First observations of the granulation at 1.65μ, center to limb variation of the contrast P. J. TuronP. Léna OriginalPaper Pages: 3 - 14
The formation of Mg I 4571 Å in the solar atmosphere Richard C. AltrockC. J. Cannon Research Note Pages: 31 - 33
Microturbulence and the effect of departures from LTE on photospheric iron lines H. Holweger OriginalPaper Pages: 35 - 37
Is there horizontal phase propagation of 5-min oscillations at high velocities? Franz-Ludwig DeubnerNobukazu Hayashi OriginalPaper Pages: 39 - 46
The five-minute period oscillation in magnetically active regions A. G. Michalitsanos OriginalPaper Pages: 47 - 61
A morphological study of solar spicules D. K. LynchJ. M. BeckersR. B. Dunn OriginalPaper Pages: 63 - 70
Spectroscopic investigation of the chromosphere Ulrich Grossmann-DoerthMarina Von Uexküll OriginalPaper Pages: 71 - 74
On the possibility of constructing a radiative sunspot model in magnetohydrostatic equilibrium D. J. Mullan OriginalPaper Pages: 75 - 81
The east-west asymmetry in the number of spot-groups in relation to their classification Reinhart Bartsch OriginalPaper Pages: 93 - 102
Multidirectional scanning of active regions with a slit-jaw spectrograph and a solar chromatograph U. KusoffskyG. Pålsgård OriginalPaper Pages: 121 - 127
Possible mechanism of surge formation in the solar atmosphere Yu. V. PlatovB. V. SomovS. I. Syrovatskii OriginalPaper Pages: 139 - 147
Correlation and spectral analysis of daily solar radio flux Mohamed El-RaeyPhillip Scherrer OriginalPaper Pages: 149 - 158
Polarization inversions in the radio emission at 237 MHz of McMath zone 11482 Paolo Santin Research Note Pages: 159 - 161
On the source of the slowly varying component at centimeter and millimeter wavelenghts Fred I. ShimabukuroGary A. ChapmanSidney Edelson OriginalPaper Pages: 163 - 173
Decay time of type III solar bursts observed at kilometric wavelengths Hector AlvarezF. T. Haddock OriginalPaper Pages: 175 - 182
Upper limit to the 1–20 MeV solar neutron flux J. A. LockwoodS. O. IfediliR. W. Jenkins OriginalPaper Pages: 183 - 191
Variations of α-particle abundance in the solar wind G. MorenoF. Palmiotto Research Note Pages: 207 - 210
Solar wind interaction with Comet Bennett (1969i) L. F. BurlagaJ. RaheM. Neugebauer OriginalPaper Pages: 211 - 222
Solar-wind properties at the Earth as predicted by the two-fluid model B. R. Durney OriginalPaper Pages: 223 - 234
Energy losses of solar cosmic rays in interplanetary space I. D. Palmer OriginalPaper Pages: 235 - 242
Evidence for confinement of low-energy cosmic rays ahead of interplanetary shock waves R. A. R. PalmeiraF. R. Allum OriginalPaper Pages: 243 - 253
Abstracts of papers from other journals Jay M. PasachoffY. UchidaJ. C. Henoux Abstract Pages: 273 - 280
