Scientific achievement —To serve the building of communist society BriefCommunication Pages: 493 - 494
M. V. Lomonosov and the problem of the structure of matter (on the 250th anniversary of his birth) L. L. Potkov Announcement Pages: 495 - 501
Electron-diffraction study of the structure of the antimony (III) oxide molecule P. A. AkishinV. P. Spiridonov OriginalPaper Pages: 502 - 504
Electron-diffraction study of the structure of molecules with conjugated double bonds P. A. AkishinL. V. ViikovN. I. Mochalova OriginalPaper Pages: 505 - 509
Coordination numbers of certain ions in aqueous solutions, and effect of temperature on them M. N. BuslacvaO. Ya. Samollov OriginalPaper Pages: 510 - 515
Investigation of antioxidant radicals by the electron paramagnetic resonance method A. L. BuchachenkoYa. S. LebedevM. B. Neiman OriginalPaper Pages: 516 - 519
Comparative study of the Raman spectra of allyl silanes, germanes, and stannanes Yu. P. EgorovL. A. LeltesV. F. Mironov OriginalPaper Pages: 520 - 525
Application of infrared spectroscopy to studies of the structure of certain complex compounds L. A. GribovA. D. Gel'man OriginalPaper Pages: 526 - 528
The structure of the Cu15Sl4 type P. I. KripyakevichE. I. Gladyshevskii OriginalPaper Pages: 529 - 533
X-ray diffraction determination of the homogeneity boundaries and nature of the β-NIS phase V. G. KuznetsovA. A. Eliscev OriginalPaper Pages: 534 - 539
X-ray investigation of potassium polyuranates L. M. KovbaT. I. Churbakova OriginalPaper Pages: 540 - 544
Resolution of n-electron energy of aromatic condensed molecules by bonds by different variants of the simplest MO LCAO method N. F. StepanovV. M. Tatevskii OriginalPaper Pages: 549 - 554
Use of density data for establishing the structure of aqueous electrolyte solutions T. A. NosovaO. Ya. Samoilov Brief Communications Pages: 555 - 558
Electron paramagnetic resonance spectra of radicals formed by irradiation of polypropylene Ya. S. LebedevYu. D. Tsvetkov Brief Communications Pages: 558 - 560
Crystal-chemical data on the salicylalbutyliminates of zinc, cobalt, nickel, and copper P. M. ZorkiiE. F. KorytnyiG. N. Tischenko Brief Communications Pages: 560 - 563
X-ray structural investigation of Co2(C5H5)5 O. V. StarovskiiYu. T. Struchkov Brief Communications Pages: 563 - 565
Some structure data on crystalline polyvinyl chloride E. E. RylovD. N. BottB. F. Teplov Brief Communications Pages: 566 - 568
Hardness of transition-metal nitrides G. V. SamionovT. S. Verkhoglyadova Brief Communications Pages: 569 - 571
Structural motifs of nickel and copper dialkyl glyoximates M. A. Porai-Koshits Letters to the Editor Pages: 572 - 572
Concerning the paper by M. A. Porai-Koshits and P. M. Zorkii: “Structure relationships of internal complex compounds of copper and nickel” E. A. ShugainL. M. Shkol'nikova Letters to the Editor Pages: 573 - 574
Reply to the letter by E. A. Shugam and L. M. Shkol'nikova M. A. Porai-KoshitsP. M. Zorkii Letters to the Editor Pages: 574 - 574
Theory and practice of direct methods of structure analysis of crystals A. I. KitaigorodskiiB. K. VainshteinZ. V. Zvonkova Review Pages: 575 - 590
International Union of Crystallography Commission on Crystal Structure Data List of 1957 publications containing new data on crystal structures Bibliography Pages: 594 - 610