Ballarat School of Mines President's Medal for the most meritorious science student, awarded to John Dulfer,University of Ballarat Historical Collection (Cat. No. 0002)Verso:Ballarat School of Mines President's Medal for the most meritorious Science student, awarded to John Dulfer. The Stamp on the lower edge says Hutton & Co Ballarat 15ct.University of Ballarat Historical Collection (Cat. No. 0002)