Lot 1088 TIBET: Qian Long, 1736-1795, AR 1/2 tangka 403/4 sho41, year 58 4040179341, Cr-66。1, LM-638A, 24 beads in margin, both sides, very rare denomination, NGC graded AU53。 The sold specimen in the Rhodes collection, sold by Spink in August 2013, Lot 16, fetched HK3635,000 40=US36450041。