1. Generation of internally restricted random-dot patterns

   • Don Mayer
   • Irwin Pollack

   Methods & Designs Pages: 257 - 262

2. A design comparing free- and forced-trial alternation in the rat at two interchoice intervals

   • Susan Karp Manning

   Methods & Designs Pages: 263 - 265

3. A technique for producing highly complex visual stimuli

   • William H. Wilson
   • Jum C. Nunnally

   Methods & Designs Pages: 266 - 268

4. A variable-temperature surrogate mother for studying attachment in infant monkeys

   • C. M. Baysinger
   • P. E. Plubell
   • H. F. Harlow

   Instrumentation & Techniques Pages: 269 - 272

5. Miniature reaction timer with memory

   • David Houghton
   • Robert T. Wilkinson

   Instrumentation & Techniques Pages: 273 - 276

6. A method for producing random visual textures

   • John B. Pittenger
   • Andrew P. King

   Instrumentation & Techniques Pages: 277 - 278

7. An automated odor test for rats

   • Stephen A. Shumake
   • R. Dan Thompson
   • Roger W. Bullard

   Instrumentation & Techniques Pages: 279 - 282

8. A stereotaxic implant technique for the weanling rat

   • Carroll W. Hughes
   • George A. Lewis
   • Sheldon H. Preskorn

   Instrumentation & Techniques Pages: 283 - 284

9. An analog-to-digital converter for on-line use in response dynamics research

   • Predrag Vrtunski

   Instrumentation & Techniques Pages: 285 - 286

10. Rapid acquisition of a sidman avoidance response

    • William P. Paré
    • Vincent P. Holser

    Instrumentation & Techniques Pages: 287 - 289

11. A high-speed algorithm for computing conditional probabilities of substrings of sequentially observed data

    • Lloyd M. Nirenberg
    • Jochen Haber
    • Samuel L. Moise

    Computer Technology Pages: 291 - 294

12. The JABBERWOCKY: A semiautomated system for the transcription of verbal protocols

    • Ruven Brooks
    • Lee Erman
    • Richard Neely

    Computer Technology Pages: 295 - 296

13. Magnetic tape operating systems for the PDP-8

    • Michael R. Murphy
    • Samuel L. Moise

    Computer Technology Pages: 297 - 299

14. Printout

    Announcement Pages: 301 - 304

15. Brief

    • Joseph B. Sidowski

    Announcement Pages: 304 - 308

16. A decision rule for deleting descriptors in naturalistic observational studies of behavior

    • Patrick R. Harrison

    Notes Pages: 308 - 309

17. A nonsurgical method for restraining the head during behavioral tests in primates

    • Israel A. Goldberg
    • Eileen Kowler
    • Edward Taub

    Notes Pages: 309 - 310

18. A simple capacitive discharge welder for neurophysiological implant surgery

    • Stephen Walker
    • Martin Reite

    Notes Pages: 311 - 312

19. Chronic implantation of a stable jugular catheter

    • Douglas L. Chute

    Notes Pages: 312 - 313

20. A 1 1/2 stereotactic instrument

    • Guy C. Sheatz

    Notes Pages: 313 - 314

21. A photogrammetric technique for measuring human interaction distances

    • Shawn E. Scherer

    Notes Pages: 315 - 316