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
Royal Australian Naval College, HMAS Creswell midshipmen, moved to Jervis Bay on 10 February 1915. It was moved to Flinders Naval Depot in 1930 to reduce costs during the Great Depression. To reduce overcrowding at the depot, the college moved once again to Captain's Point in 1958. The establishment at Captain's Point was renamed HMAS "Creswell" in honour of Sir William Rooke Creswell, a former Lieutenant in the Royal Navy who was an important colonial naval officer, was instrumental to the formation of an independent Australian navy, and served as the First Naval Member of the Naval Board from 1911 to 1919. Located at "Creswell" is