During the nineteenth century upwards of 24 boat and ship builders operated commercial yards at Battery Point, near Hobart. The earliest of this cohort was Irish immigrant Daniel Callaghan who established a boat yard near the Mulgrave Battery in late 1830. It was operational for only a few years before Callaghan sailed to New South Wales in search of new opportunities. Next came two shipbuilders: Scottish immigrant William Williamson and English-born...