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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 26z (30d) | Vol. 13z (15d) No. 1 | Year 1173z (1959d) ▶️



Click to view PDF

Editor: Ralph Beard

Contents:

  • Meeting of the Board and Annual Meeting, 1173-05-24z (1959-05-28d) (page 1z)
  • Wills and Bequests (page 4z)
  • Reprint from The Oregonian: “5 Times 5 to Equal 21—Under Plan Sponsored by Society for Base of 12” (page 5z, page 8z)
  • Scientific Selection of Units | Thomas M. O’Neill (Summarized by Kingsland Camp) (page 7z)
  • Exercise in Arithmetic | F. Emerson Andrews (page 9z, page 12z)
  • Book Review | Ralph H. Beard (page Az)
    • Duodecimal Book with Tables | L. A. Poulden | 2nd Edition, Cleaver-Hume Press Ltd., London, 1959d. 320d p.
  • The Duodecimal Society of Great Britain (page Bz)
  • Fun for Metric Decimal Enthusiasts | Jamison Handy, Jr. (page 10z)
  • Extract | submitted by Brian R. Bishop (page 11z)
    • Lips-Kith, A World Language | Joseph Scarisbrick, 113Bz (1919d)
  • Doremic Dimensions | Henry C. Churchman (page 13z, page 12z)
    • Possible Classifications of Dimension (page 13z)
    • Current Approach: Decimal Systems (page 14z)
    • Dometric Systems of Dimension (page 17z)
      • Common Palm Scales (page 17z)
      • Common Dofut Scales (page 18z)
        • Illustration: One Fut of a DOFUT POLE (page 19z)
        • Dofut Table: Dimension (f) Symbol in Common Dofut Scale (page 1Az)
    • Immediate Future (page 1Az)
    • Remote Future (page 20z)
    • Doremic Quantity Prefixes (page 21z)
    • Doremic Scientists Naire Division (page 21z)
      • Table of Naire Arc Dimensions: Dimension (N) Symbol in Scientists Naire Arc Scale (page 23z)
    • Doremic Scientists Dometron Scale (page 23z)
      • Dometron Table: Dimension (m) Symbol in Scientists Dometron Scale (page 24z)
  • Counting in Dozens (page 26z)