Cyril P. Callister called Vegemite, first sold by Fred Walker & Co in 1923. Working from the details of a James L. Kraft patent, Callister was successful in producing processed cheese. The Walker Company negotiated a deal for the rights to manufacture the product, and in 1926, the Kraft Walker Cheese Company Ltd was established. Callister was appointed chief scientist and production superintendent of the new company. Between 1919 and 1927 he had 3 children (two boys and a girl) named Ian, Bill and Jean. They were the original vegemite kids. During World War II Ian unfortunately died Callister got his Doctorate from
Second Australian Imperial Force in the United Kingdom bases in the Red Sea due to the risk of attack, and the possibility of it becoming difficult to send supplies from the UK to equip units in the Middle East. In response, the Australian Government directed that Convoy US 2 be held at Colombo and US 3 at Fremantle until it received advice on the war situation from the British and Australian Chiefs of Staff. The government had a strong preference for the AIF to be concentrated in a single location, so it could fight under Australian command. The Australian Chiefs of Staff initially supported the proposal to send