On the structure of amethyst and its genesis in nature C. V. RamanA. Jayaraman OriginalPaper Pages: 221 - 229
The flux of primary cosmic ray nuclei of atomic numberZ⩾2 at geomagnetic latitude 30° B. Peters OriginalPaper Pages: 230 - 248
Synthetic experiments in the benzopyrone series A. C. JainT. R. Seshadri OriginalPaper Pages: 249 - 259
Studies of gallic acid complexes with metals and their analytical applications Ch. VenkateswarluM. Sankar DasV. T. Athavale OriginalPaper Pages: 260 - 269