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
Marion Jones Callister Marion Jones Callister Marion Jones Callister (June 6, 1921 – June 24, 1997) was a United States District Judge of the United States District Court for the District of Idaho. Born in Moreland, Idaho, Callister graduated from Blackfoot High School in 1939 and was in the United States Army during World War II, from 1944 to 1946. He received a Bachelor of Science in Law from the University of Utah in 1950, and a Juris Doctor from the S.J. Quinney College of Law at the University of Utah in 1951. Callister was an assistant Bingham County attorney in Blackfoot, Idaho