GRANDMAA on Family Tree Circles

FATHER BORN IN SAWYERVILLE QC-NAME ARTHUR AMBROSE GILBERT-HAD SISTER NAME OF ANNIE-ALSO MARJORIE,BROTHERS ALEX.JOHN TOBIAS,EMILE.
DO NOT KNOW THE NAME OF MY FATHERS FATHER-LOST TOUCH OVER THE YEARS

FAMILY OWNED AND OPERATED A GARAGE IN SHERBROOKE QC MANY YEARS AGO-WOULD APPRECIATE ANY INFO