Auction: CSS37 - Fine Stamps and Covers of China and Hong Kong
Imperforate Proofs with Extra Circle
1ca. yellowish green  with left margin, without gum; fresh and fine. A very desirable example of this proof
Sir Percival David, July 1970 (in a block of four)
壹分銀, 黃綠色帶左邊紙, 無背膠; 顏色鮮明, 難得的大龍樣票.
HK$40,000 to HK$45,000