Auction: 14USA - Spink Shreves September 2008 Collector's Series                                                                         
                    
                    Lot: 2459
                
                    
                        #51, 1900 ""Valeur/15"" Surcharge on 30c Brown on bister, Libreville c.d.s., shallow thin spot, fine appearance; a rarely offered stamp; signed Champion, A. Brun (Yvert #26; Ç3,0   Estimate US$ 350-400                        
                                            
                
                    
                        Estimate                    
                        
                        
                        $350 to $400