Mary and Ted Bentley have examined the carving methods in Gabriola: Petroglyph Island (Sono Nis, 1981, 1998), dating rock art techniques and locations pertaining to the Aboriginal rock art on Gabriola Island. Both were born in B.C. and lived on Bowen Island since 1991. She has been a teacher of weaving at University College of the Fraser Valley and he has taught mathematics at Capilano College.

[BCBW 2004] "Anthropology" "First Nations"