Hi, Search Find a Grave -
http://www.findagrave.com/cgi-bin/fg.cgi for the COWLISHAW surname- there are 13 burials - shown.
Perhaps you will recognized some names -. This is an ongoing project - depends on persons volunteering information / photographs.
Ontario Cemetery Finding Aid
COWLISHAW, Mary J. Grove Wentworth Flamborough West HM-372-3
OBITURARIES - may show names and locations of family members at the time