京都精華大学
In the early 1990s, Mellor won drawing prizes at the ANU's Canberra School of Art and the Grafton Regional Gallery in New South Wales. Through the mid-1990s, while studying in Canberra and Birmingham, he was represented in numerous student and other exhibitions, in Australia, Belgium, Japan, Korea and the United Kingdom. These included exhibitions titled "Passage", at Kyoto Seika University in Japan in 1994, and "Fragile Objects" at the National Library of Australia in 1996.