


Eglise Unie Saint-Marc 142 Lewis St.
Update February 27, 2026 The Church on 325 Elgin is part of the Minto Park Heritage Conservation District under By-law 142-88, originally the Unitarian Church of Our Father, designed by the architectural firm Arnodi and Ewart in 1900. It was purchased in 1965 by Église Unie Saint-Marc, who were displaced during the expropriation of their…
Patinoire Dey’s Skating Rink 1896 – 1920
551 Gladstone Ave/Bay St. THE OTTAWA HOCKEY CLUB DEFEATED THE MONTREAL VICTORIAS AT THIS SITE ON MARCH 10, 1903 TO BRING OTTAWA ITS FIRST STANLEY CUP One of the reasons I feel driven to search for and research these plaques is that sometimes, they disappear. Weather and time, revised building priorities, and vandalism all take…
The Lord Elgin A.D 1941 – Datestone
The definition of a datestone is an engraved stone set in a building. I suppose for argument’s sake a datestone and a cornerstone are the same thing when they are actually on the corner of a building. I am making the decision to call it a datestone to call attention to the fact that you…
Links of Interest

Online Plaque Guide – Ontario Heritage Trust:
https://www.heritagetrust.on.ca/en/online-plaque-guide
Search Federal Heritage Designations: