301-56

Editor: Dr. Patricia Zirkel
Associate Editor:
Volume: 30
Issue: 1
Whole Number: 56
Year: 1197
Subject: Trigg’s Pentagonal numbers; Schumacher obituary; “Number Bases Elsewhere”, part 3
http://www.dozenal.org/drupal/sites_bck/default/files/DuodecimalBulletinIssue301-web_0.pdf