*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.
Proceedings of the Cambridge Philosophical Society, Mathematical and Physical Sciences Volume v. 19-20 (1917-21)/en-ca/proceedings-of-the-cambridge-philosophical-society-mathematical-and-physical-sciences-volume-v.-19-20-1917-21/1BD28A86-7164-4F86-BC5D-22CE5EC8846E.html1BD28A86-7164-4F86-BC5D-22CE5EC8846E
Proceedings of the Cambridge Philosophical Society, Mathematical and Physical Sciences Volume v. 19-20 (1917-21)