The formation of Mg i 4571 Å in the solar atmosphere Richard C. AltrockC. J. Cannon OriginalPaper Pages: 275 - 286
A search for continuous ultraviolet opacity sources in the Sun's photosphere Egidio Landi Degl'InnocentiGiancarlo Noci OriginalPaper Pages: 287 - 297
The near ultra-violet flux of the Harvard Smithsonian Reference Atmosphere R. A. Bell Research Note Pages: 299 - 300
Extreme ultraviolet emission from chromospheric inhomogeneities G. E. BruecknerK. R. Nicolas OriginalPaper Pages: 301 - 315
The solar diameter at 5000 å and Hα from photoelectric drift scans A. Wittmann OriginalPaper Pages: 333 - 340
X-rays spectroheliograms in lines of Mg xi and Mg xii C. BonnelleC. SenemaudR. Michard OriginalPaper Pages: 341 - 355
Comments on the Zirin-Frazier controversy Chung-Chieh ChengK. J. H. PhillipsAlistair M. Wilson Research Note Pages: 383 - 384
Short-periodic oscillations of the magnetic field of the Sun as a star B. A. IoshpaV. N. ObridkoB. D. Shelting OriginalPaper Pages: 385 - 392
Search for circular polarized emission from solar hemispheres at microwaves P. KaufmannE. Scalise Jr.A. L. Ibañez OriginalPaper Pages: 393 - 397
Positions of filament feet in relation to the supergranular calcium network S. PłocieniakB. Rompolt Research Note Pages: 399 - 401
Solar active regions at 9 and 3.5 mm wavelengths under disturbed conditions M. R. KunduSou-Yang Liu OriginalPaper Pages: 409 - 415
A comment on the flare activity in August 1972 L. Fritzová-ŠvestkováZ. Švestka} Research Note Pages: 417 - 419
Continuous energy injection at numerous bright points during soft X-ray flare enhancement W. M. Glencross OriginalPaper Pages: 429 - 439
Solar X-ray spectra observed from the ‘Intercosmos-4’ satellite and the ‘Vertical-2’ rocket Yu. I. GrinevaV. I. KarevI. A. Zhitnik OriginalPaper Pages: 441 - 446
19–20 May 1969, an example of type III emission during the impulsive phase of flares Joan Vorpahl OriginalPaper Pages: 447 - 460
Interferometer observation of pulsating sources associated with a type IV solar radio burst Keizo KaiAkio Takayanagi OriginalPaper Pages: 461 - 475
A comparison of theoretical and experimental estimates of the solar proton diffusion coefficient during three flare events S. WebbA. BaloghJ. F. Sear OriginalPaper Pages: 477 - 503
A coronal hole and its identification as the source of a high velocity solar wind stream A. S. KriegerA. F. TimothyE. C. Roelof OriginalPaper Pages: 505 - 525