Most of those Flack names are burried in the Donalda Village cemetery. This cemetery was recorded by members of the Alberta Genealogical Society and is published and for sale by the Society as publicaion #2067 that can be ordered from the AGS web page.
For further research please contact the AGS Research Services Committee of the Edmonton Branch,
http://www.compusmart.ab.ca/abgensocThe Edmonton Branch
http://agsedm.edmonton.ab.caPeter
for the AGS