511-X1

Editor: Michael deVlieger
Associate Editor:
Volume: 51
Issue: 1
Whole Number: X1
Year: 11E9
Subject: Systematic Dozenal Nomenclature and other nomenclature systems.
http://www.dozenal.org/drupal/sites_bck/default/files/DuodecimalBulletinIssue511a_0.pdf