The Master Surname Index (not online) (mostly burials in Alberta cemeteries) of the Alberta Genealogical Society lists these possible names;
Mrs. Ester ONSTINE, - 1983
James ONSTINE, 1889 - 1960
Norman ONSTINE, - 23 Aug 1995
Blaine ONSTINE, 1962 - 1990
Clayton Wayne ONSTINE, - 1977
baby Clayton, ONSTINE, 4 Apr 1922
all buried in the Swan Valley Cemetery at Kinuso.
Iva Jane MITCHELL, 9 Aug 1892 - 1 Oct 1974
buried in the McCue cemetery at High Prairie.
For further research please contact the AGS Research Services Committee of the Edmonton Branch, http://abgensoc.ca/
The Edmonton Branchhttp://agsedm.edmonton.ab.ca