Response of an isothermal bounded atmosphere to an applied random body-force G. Berthomieu OriginalPaper Pages: 311 - 319
On the determination of the photospheric velocity distribution from profiles of weak Fraunhofer lines R. J. RuttenP. HoyngC. De Jager OriginalPaper Pages: 321 - 336
Determinations of atomic lifetimes for the rare earth ions: Prii, Tmii, Luii, Ceiii T. AndersenG. Sørensen OriginalPaper Pages: 343 - 350
Line intensities in the photosphere-chromosphere transition region E. L. Van Dessel OriginalPaper Pages: 351 - 366
Partially coherent scattering models for the formation of the chromospheric Ca ii K line I. M. VardavasL. E. Cram OriginalPaper Pages: 367 - 376
The brightening of sunspot umbra observed on 29 October, 1972 Jun KubotaTatsuo TamenagaReizaburo Kitai OriginalPaper Pages: 389 - 398
Calibration of OSO-7 Fexv 284Å spectroheliograms in solar-geophysical data bulletin R. D. Chapman Research Note Pages: 415 - 417
Coronal electric currents produced by photospheric motions J. Heyvaerts OriginalPaper Pages: 419 - 437
Solar cycle variation of large-scale coronal structures Ester AntonucciThomas L. Duvall OriginalPaper Pages: 439 - 447
A comparison of three solar active regions based on their soft X-ray line spectra D. H. Brabban OriginalPaper Pages: 449 - 464
Acceleration of electrons in absence of detectable optical flares deduced from type III radio bursts, Hα activity and soft X-ray emission S. R. KaneR. W. KreplinI. Soru-Escaut OriginalPaper Pages: 483 - 497
Analysis of the August 7, 1972 white light flare: Its spectrum and vertical structure Marcos E. MachadoDavid M. Rust OriginalPaper Pages: 499 - 516
Tests of 4 single-stage image intensifier tubes for solar spectroscopy P. N. BrandtA. Wiesmeier OriginalPaper Pages: 517 - 521