Hi, A Google search for Ethel Irene CURRIER =
http://www.afhs.ab.ca/data/crematorium/crem2_cl.html shows a date of cremation and funeral home.
8408 Currier, Ethel Irene 17 Dec 1973 Jacques F. Home, Calgary
There may have been an Obituary published in Calgary Herald newspaper
Public Library in Calgary may hold newspapers in their collection.