 
                            
                    Auction: 16USA - The Frederick R Mayer Collection of Costa Rica                                                                          
                    
                    Lot: 201
                
                    
                        #CLCR5 var., 1923 30c Blue with ""C.R."" handstamp, overprint inverted, tied by red Barranquilla pmk. on cover to Medellin, 5c and 10c Regular issue also by similar cancel as well as red San Jose c.d.s., boxed ""T"" and ms. ""0.30"", cover with some light staining, otherwise fine; an especially important Scadta cover, being the only known example of the inverted overprint used   Estimate US$ 2,000-2,400                        
                                            
                
                    
                        Sold for                    
                        
                        
                        $4,500