The policy of this blog has been to post on Canadian legal history, rather than legal history written by Canadians. I have made a few exceptions, and here is an exceptionally worthy one. (Beside which, Pierson v. Post has been taught in Canadian as well as American classrooms, although it is very much an American case.)
Angela Fernandez of the University of Toronto Faculty of Law, a notable Pierson v. Post scholar, has arranged an online library exhibit of the judgment roll.
The exhibit includes a short piece by Angela on the context of the judgment, and reproduces the twenty pages of the judgment roll in PDF format.
Here's the description of the exhibit: