Person · 1993 CESam CheungAlso known asCheung Ho SumCheung Ho SumCheung Ho SumSam Cheung Ho SumSam Cheung Ho-sum張可森archival plate · Sam Cheung · placeholderThis entry is a stub. The Library is awakening — a longer account is being written.Connected tomember ofTuen Mun Community Network+ 5 further connections to entries not yet ingested