Myriad Counter (or,Beads That Aren't for Worrying)

Berger Kathleen S. Adolescent self charting and change. (Doctoral dissertation, Yeshiva University) New York, N.Y., 1972.

Duncan A. D. Self-application of behavior modification techniques by teenagers. Adolescence, 1969, 16, 554–556.

Duncan A. D. The view from the inner eye: Personal management of inner and outer behaviors. TEACHING Exceptional Children, 1971, 3, 152–156.

Duncan A. D. The gifted count and chart. In Jordan J. B. Robbins L. S. (Eds.), Let's try doing something else kind of thing. Arlington, Va.: The Council for Exceptional Children, 1972.

Haughton Eric . Great gains from small starts. TEACHING Exceptional Children. Spring, 1971, 3, 141–146.

Lindsley O. A reliable wrist counter for recording behavior rates. Journal Applied Behavior Analysis, 1968, 130.

Mattos R. A manual counter for recording behavior rates. Journal Applied Behavior Analysis, 1968, 130.

Byrnes Jim . Personal communication at ENCOR workshop where they are using abacus counters. Omaha, Nb., 1972.

Celver Phil Joyce . Personal communication—C-V Ranch. Loraine, Oregon, 1970.

Genardi R. Personal communication. University of Oregon, 1969.

Gordon F. Jr. How I learned abacus counting. Holograph data stored in UN-archive-Book of the Future. Global Village Press. 2001.

Haughton Elizabeth . Sharing counting ideas. Castro Valley, Ca., 1969.

Haughton Eric . Personal communication—this counter has been in more or less continuous use for about six years. It's not pollution-proof so is showing signs of corrosion. Works perfectly when operated. York University, Downsview, Ontario, 1972.

Hively Wells . Personal communication at home. Thornhill, Ontario, 1972.

Kirkland Gordon . Personal communication. York University, 1972.

Meredith Phyl . Personal communication, 1972.

Shank Steve . Making your bead counters functional and attractive. Unpublished discussions, Vida, Oregon, 1970.