Boys could leave their primary school at 13 years of age and enter the Ballarat Junior Technical School, free of charge for 12 months. Brown / grey soft covered booklet with Ballarat School of Mines crest. .1) Ballarat School of Mines Prospectus A: Science and Engineering. ballarat school of mines, ballarat junior technical school, scholarship winners, studentship winners, a f heseltine, j r pound, h r murphy, g cornell, h yates, r w richards, e j mcconnon, t r gordon, n g king, j m sutherland, d e mullins, a v gilpin, h l waldron, miss e bult, miss h darby, w h steane, n a longden