1. Dr. M. J. E. Golay 75 years old

   Editorial Pages: 171 - 172

2. Recursive calculation of the standard deviation with increased accuracy

   • H. R. Biesel

   Originals Pages: 173 - 175

3. Qualitativer und quantitativer Vergleich von Chromatogrammen unter Verwendung eines Rechners

   • K. Wasserfallen
   • F. Rinderknecht
   • E. Baumgartner

   Originals Pages: 176 - 180

4. The barium carbonate procedure for the preparation of glass capillary columns; Further informations and developments

   • K. Grob
   • G. Grob
   • K. Grob Jr.

   Originals Pages: 181 - 187

5. Colloid stationary phases containing aerosil

   • S. I. Kirsh
   • N. T. Karabanov
   • M. S. Vigdergauz

   Originals Pages: 188 - 190

6. On the microporous structure of glass beads

   • J. Gawdzik
   • Z. Suprynowicz
   • M. Jaroniec

   Originals Pages: 191 - 193

7. Revue et discussion à propos des diverses techniques de préparation des colonnes pour la chromatographie en phase liquide à haute performance

   • M. Martin
   • G. Guiochon

   Originals Pages: 194 - 204

8. Synthesis and use of aluminum antimonate as an ion-exchanger

   • J. P. Rawat
   • J. P. Singh

   Short Communication Pages: 205 - 208

9. New products

   Announcement Pages: 211 - 217