Nevertheless , his tenure at Laverton helped prepare him for his later flying safety work .
Though degree - qualified in civil engineering , Lerew believed he was underused in the technical environment of No. 1 AD , and sought another overseas posting .
Lerew 's tenure at Laverton helped prepare him for his later flying safety work .
Though degree - qualified in civil engineering , Lerew believed he was underused in the technical environment of No. 1 AD , and sought another overseas posting .