1. The lack of effect of LSD 25 on amygdaloid and cortical attention responses

   • Holger Ursin

   Original Investigations Pages: 317 - 330

2. Étude de l'action de drogues psychotropes sur les processus d'excitation et d'inhibition du S. N. C. par le test de la crise audiogène du Rat

   • A. Lehmann
   • D. A. Fless

   Travaux Originaux Pages: 331 - 343

3. Effects of a moderate dose of alcohol on intellectual functions

   • Marianne Frankenhaeuser
   • Anna -Lisa Myrsten
   • Gundla Järpe

   Original Investigations Pages: 344 - 351

4. A further study of learning facilitation with strychnine sulphate

   • James L. McGaugh
   • Calvin W. Thomson
   • William J. Hudspeth

   Original Investigations Pages: 352 - 360

5. An analysis of chlorpromazine-induced suppression of the avoidance response

   • Donald Posluns

   Original Investigations Pages: 361 - 373

6. The effects of chlordiazepoxide and chlorpromazine on a punishment discrimination

   • Irving Geller
   • John T. Kulak Jr.
   • Joseph Seifter

   Original Investigations Pages: 374 - 385

7. Physiological mechanisms of action of chlordiazepoxide in cats

   • Arturo Morillo
   • Alvin M. Revzin
   • Thomas Knauss

   Original Investigations Pages: 386 - 394