Arthur joined the unit on Timor as a Corporal from 2/40 Battalion, after the fall of Koepang, approx March 1942. He reverted to Private with the unit until trained as a Commando N.C.O. and then appointed Lance Corporal.
After the campaign on Timor, he embarked with the unit, for Australia aboard the Royal Dutch destroyer “Tjerk Hiddes” on either 11 Dec 1942 or 16 Dec 1942, as the embarkation rolls do not differentiate.
After WW2 he served with Regt No 64579 and was discharged on 18 Aug 1948.