The origin of the ghubār numerals, or the Arabian abacus and the articuli
By: S. Gandz
Publisher: Saint Catherine Press
Published: 1931
Place of publication: Bruges, Belgium
Language: eng
Number of pages: 424
Subjects: Writing of Numerals; Abacus
Notes: Cover-title.

"Reprinted from Isis no. 49 (vol. XVI, 2) November 1931."