Auction: CSS28 - Banknotes, Bonds & Shares and Coins of China and Hong Kong
                    
                    Lot: 167
                
                    
                        Central Bank of China, uniface obverse and reverse proof for 500 Customs Gold Units, 1930, vertical format, grey-blue, Sun Yat Sen at top centre, Customs Building on The Bund on the reverse,
about uncirculated with small toning spots on both sides (1 pair)
                        
                                            
                
                    
                        Sold for                    
                        
                        
                        HK$1,500