Family/Spouse: Margaret Cecilia COSTELLO. Margaret (daughter of William Peter COSTELLO and Margaret J. MURPHY) was born on 24 Mar 1907 in Pembroke, Renfrew, Ontario, Canada; died on 16 Feb 1974 in South Porcupine, Cochrane, Ontario, Canada; was buried in Kirkland Lake, Temiskaming, Ontario, Canada. [Group Sheet] [Family Chart]