 
                            
                    Auction: 16USA - The Frederick R Mayer Collection of Costa Rica                                                                          
                    
                    Lot: 71
                
                    
                        #1, 1863 1/2r Blue, single with deep rich color, used on rare undated folded entire from San Ramon to Alajuela with manuscript ""X"" cancel, ""S. Ramon"" manuscript town postmark on reverse, cover with age spotting and a couple of minor insect holes, still fine; one of only two first issue covers recorded from San Ramon, the offer being offered in the n   Estimate US$ 250-300                        
                                            
                
                    
                        Sold for                    
                        
                        
                        $725