Economy of Devon (chewing gum) and HMNB Devonport (the largest naval base in western Europe) are in Plymouth. Torquay was home to Beverage Brands, the producers of WKD Original Vodka. Britannia Royal Naval College is at Dartmouth. Mining for tin and copper was carried on in Devon from ancient times until the 1930s: see Dartmoor tin-mining. Agriculture has been an important industry in South West England since the 19th century: approximately 80% of land in the South West of England is in agricultural use (19.6% of England's total). In the later 19th and early 20th centuries there were a number of potteries in
HMY Britannia (Royal Cutter Yacht) cost was £8,300 and like "Valkyrie II", "Britannia" was built at the D&W Henderson shipyard in Patrick on the River Clyde. With two such highly important commissions underway in the same yard, Watson delegated his protégé James Rennie Barnett to oversee both yachts. "Britannia" was launched on 20 April 1893, a week ahead of "Valkyrie II" and joined a fleet of first class cutters that was growing fast as others followed the royal lead. In a highly competitive fleet, "Britannia" soon set about achieving the race results which would eventually establish her as the most successful racing yacht of all