*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.
Incommensurability and Related Matters/en-ca/incommensurability-and-related-matters/C853EA0A-F78F-40F3-8FF0-88750E874804.htmlC853EA0A-F78F-40F3-8FF0-88750E874804