1. On the centenary of V. I. Lenin's birth

   • P. V. Gusenkov

   Announcement Pages: 65 - 67

2. Synthesis and pharmacological properties of 9-alkylaminoalkyl substituted 3-benzyl-3,9-diazabicyclo [3,3,1] nonanes

   • E. S. Nikitskaya
   • L. N. Gerchikov

   OriginalPaper Pages: 68 - 70

3. Study of a by-product in the preparation of p-nitro-α-methoxystyrene

   • V. M. Drevina
   • G. F. Gavrilin

   OriginalPaper Pages: 71 - 72

4. Indole-containing amidine systems

   • N. A. Kogan
   • I. M. Nurova
   • I. Kh. Fel'dman

   OriginalPaper Pages: 73 - 75

5. A new enzymatic collagenase preparation

   • B. S. Kasavina
   • L. S. Pozhariskaya
   • S. S. Tugunov

   OriginalPaper Pages: 76 - 78

6. Investigations in the synthesis of precursors and fragments of antibiotics

   • N. M. Ryabova
   • M. S. Rabinovich

   OriginalPaper Pages: 79 - 83

7. Spectral studies of anthraquinones

   • A. F. Kovalev
   • V. I. Litvinenko

   OriginalPaper Pages: 84 - 86

8. The use of acid orange for the analysis of organic bases

   • A. I. Severina
   • N. V. Kurinnaya

   OriginalPaper Pages: 87 - 90

9. Thin layer chromatography on aluminum oxide of certain imidazole derivatives

   • A. A. Chemerisskaya
   • I. S. Tubina
   • T. N. Egorova

   OriginalPaper Pages: 91 - 92

10. Chromatographic investigation of certain quinoxaline N-oxide derivatives communication IV

    • E. M. Granik
    • A. A. Chemerisskaya

    OriginalPaper Pages: 93 - 96

11. Drying materials in apparatus with fluidized beds or in the suspended state (a review of the literature)

    • N. I. Gel'perin
    • D. F. Filorik'yan

    Technology Pages: 97 - 104

12. Regeneration of pyridine from acidic mother liquors

    • Yu. G. Zelinskii

    Technology Pages: 105 - 108

13. Comparative study of various compounds used as diluents in tableting

    • V. G. Gandel'

    Technology Pages: 109 - 113

14. Investigation and automation of a process for filling ampoules with injection solutions by the vacuum method

    • M. A. Seletskii
    • A. D. Belogolovskii

    Technology Pages: 114 - 117

15. Application of linear programming to the problem of production specialization in tabletmaking shops

    • B. A. Bublik
    • K. L. éidel'man

    Industrial Economy and Organization Pages: 118 - 120