Tenth World Congress on Art Deco in Montreal in 2009, it is the only pure Art Deco church in Canada.
I haven't seen many churches in Canada I can well beleive that this is the most Art Deco of them.
But wait there's more. Tomorrow, I'll post some pictures of the interior.
Rosemont Tour Booklet, Tenth World Congress on Art Deco, Montreal, 2009