This proved to be a short - lived appointment as Erskine - Crum suffered a heart attack soon afterwards and was replaced , in turn , by Lieutenant - General Harry Tuzo on 2 March .
He was succeeded by Vernon Erskine - Crum on 4 February 1971 .
This proved to be a short - lived appointment as Vernon Erskine - Crum     suffered a heart attack soon afterwards and was replaced , in turn , by Lieutenant - General Harry Tuzo on 2 March .
He was succeeded by Vernon Erskine - Crum on 4 February 1971 .