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Dozenal Society of America
Promoting base twelve and alternative base mathematics
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The Dozenal Society of America
The DSA is a voluntary, nonprofit education corporation, organized for the conduct of research and education of the public in the use of dozenal (also called duodecimal or base-twelve) in calculations, mathematics, weights and measures, and other branches of pure and applied science.

The Duodecimal Bulletin

◀️ Issue: Whole Number 33z (39d) | Vol. 19z (21d) No. 1 | Year 117Az (1966d) ▶️



Click to view PDF

Editor: Jamison “Jux” Handy, Jr.

Contents:

  • Decimal Currency and Inflation
  • Decimal Coinage — A Lost Cause? | B. A. M. Moon and K. P. C. Mears
    • Forword
    • Men or Machines?
    • Coinage, Currency, Weights & Measures
      • £200,000,000 Investment or £1,000,000,000 Loss?
      • Compulsion or Choice?
      • Competition or Co-Operation
      • Cost Considerations
      • Dozens, Dozens Arithmetic, Duodecimals and Duodecimal Systems
      • Evolutionary Processes
        • Evolution of currency
        • Evolution of arithmetic teaching
        • Development of use of dozens arithmetic
      • Education
      • Economic Consequences of Changes in Currency and Systems of Measurement
  • A Base Conversion Algorithm | B. A. M. Moon
    • Conversion from base Ten to base Twelve
    • Conversion from base Twelve to base Ten
    • Conversion from base Eight to base Twelve
    • Conclusion
  • Counting in Dozens