Hong Kong. Survey and Mapping Office. Buildings & Lands Department. Hong Kong. Survey and Mapping Office. Hong Kong Thematic Map Series. Series AR/17/ IHC. Yi jiu jiu er nian Xianggang dui wai mao yi gai kuang. North Decimal Degree 23.488611. South Decimal Degree 21.665278. East Decimal Degree 114.872222. West Decimal Degree 111.906667. Map is: Hong Kong Thematic Map Series; Series AR/17/1HC. "Map note: Data supplied by china Light & Power Co. Ltd, Agriculture & Fisheries, Census & Statistics Department, Immigration Department and Water Supplies Department. Base maps is diagrammatic only." Charts showing: Sources & value of fresh foodstuff supplies in 1991; Revision of power supply in 1991; Passanger traffic; Trading with China; Water supplies.