Prior to 1972 the Hong Kong Time Service provided by the Observatorywas based on universal Time, or Greenwich Mean Time (GMT) as it is sometimes called. Since 1 January 1972 the Hong Kong Time Service has been based on C - Greenwich District - Document - PDFSEARCH.IO

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	Prior to 1972 the Hong Kong Time Service provided by the Observatorywas based on universal Time, or Greenwich Mean Time (GMT) as it is sometimes called. Since 1 January 1972 the Hong Kong Time Service has been based on C Add to Reading List Document Date: 2011-03-31 03:26:35 Open Document File Size: 61,77 KB Share Result on Facebook SocialTag Liwan District Xiguan PTT Bulletin Board System

Prior to 1972 the Hong Kong Time Service provided by the Observatorywas based on universal Time, or Greenwich Mean Time (GMT) as it is sometimes called. Since 1 January 1972 the Hong Kong Time Service has been based on CAdd to Reading List