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
Daddy, what did you do in the Great War? Daddy, what did you do in the Great War? "Daddy, what did YOU do in the Great War?" was a British recruitment poster from 1915. It was released by the Parliamentary Recruiting Committee. A war recruitment poster from the First World War shows a daughter posing a question to her father, "Daddy, what did YOU do in the Great War?" There was an extensive recruitment campaign in Great Britain during World War I. Recruitment for World War I was different from prior wars, which had been fought by the regular (professional) army. Samuel Hynes writes that the war was fought