细节
                                        
                                            Giovanni Francesco Barbieri, called Guercino (Cento 1591-1666 Bologna) 
Head of a bearded man wearing a beretta 
pen and brown ink 
4 7/8 x 5 in. (12.5 x 12.8 cm.) 
                                        
                                    
                                    
                                        来源
                                        
                                            Galerie Fischer, Lucerne, 21 November 1950, lot 3003.
The Gros Collection; Koller, Zurich, 31 March 2009, lot 617. 
                                        
                                    
                                    
                                        注意事项
                                        
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