*Valid September 30, 2024 - December 25, 2024 at Canadian stores and at indigo.ca, while quantities last, with $50.00 or more pre-tax purchase of eligible product(s), after discounts and plum points redemptions. Minimum purchase amount excludes gift cards, plum+ memberships, Love of Reading products/donations, and shipping costs. Selection may vary between stores and online.
The Merchants & Mechanics' Commercial Arithmetic, or, Instantaneous Method of Computing Numbers/en-ca/the-merchants-mechanics-commercial-arithmetic-or-instantaneous-method-of-computing-numbers/DFBEBE84-7F9E-498B-A517-7514BD6BEE4B.htmlDFBEBE84-7F9E-498B-A517-7514BD6BEE4B
The Merchants & Mechanics' Commercial Arithmetic, Or, Instantaneous Method Of Computing Numbers