1. Sixtieth birthday of Albert Zlatkis

   • Leslie S. Ettre

   Editorial Pages: 233 - 233

2. On-column injection in the stopped-flow mode with open-tubular columns

   • F. Pacholec
   • C. F. Poole

   Originals Pages: 234 - 238

3. High-efficiency microcolumn separation of polycyclic arene isomers isolated from carbon black

   • A. Hirose
   • D. Wiesler
   • M. Novotny

   Originals Pages: 239 - 242

4. Viscosity of gases used as the mobile phase in gas chromatography

   • L. S. Ettre

   Originals Pages: 243 - 248

5. Correlation in continuous development thin-layer chromatography

   • R. E. Tecklenburg Jr.
   • D. Nurok

   Originals Pages: 249 - 252

6. Therapeutic drug monitoring by high performance thin-layer chromatography

   • G. Malikin
   • S. Lam
   • A. Karmen

   Originals Pages: 253 - 259

7. Gas chromatographic determination of parabens in various pharmaceutical dosage forms

   • F. De Croo
   • J. de Schutter
   • P. De Moerloose

   Originals Pages: 260 - 264

8. Immobilization of stationary liquids on silica particles by γ-radiation

   • G. Schomburg
   • J. Köhler
   • U. Bien-Vogelsang

   Originals Pages: 265 - 274

9. 1984 Tswett chromatography medals awarded to Novotny and Lee

   Announcement Pages: 275 - 276

10. New products

    Announcement Pages: 276 - 279