*Valid November 28, 2024 - December 2, 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 Graham Effect/en-ca/the-graham-effect/420D0F5F-C0BD-4128-AF58-5FE5A091BBE0.html420D0F5F-C0BD-4128-AF58-5FE5A091BBE0