There is an incoming UK passenger list that has the family departing from St. John, New Brunswick on the Montcalm and arriving in Liverpool on 13 Dec 1936. Listed are Agnes (30, domestic), Annie (54, housewife), Walter (56, farmer) and James (25, farmer). The passenger list has a mark in the column which indicates their intended future permanent residence was Scotland. Their proposed address was 47, Countess(? it's a little blurry but I think that's what it says) Road, East Lothian.
Find My Past has a passenger list for the Arcadia which departed from London on 14 Jan 1959 and was bound for Adelaide, Australia that has Walter (born 3 Mar 1880, retired) and Annie (born 31 Mar 1882, housewife) onboard. The passenger list gives their address in the UK as Stoney Mollan Cottage, Baldock, by Alexandria. In the column for future permanent residence it indicates Australia.
Jacquie