| 
        1
         | 
        
        1
                
           
                         | 
        
        
                 | 
        
        
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                        Moscow: Inv. 527                      | 
        Frolova, p. 179, pl. XXXIV.12 | 
        19 | 
         7.68  | 
         | 
        
                                        
                   | 
                
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        | 
        2
         | 
        
        2
                
           
                         | 
        
        
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                  | 
        
                        St Petersburg: 942                      | 
         | 
        19 | 
         7.85  | 
         | 
        
                                        
                   | 
                
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        | 
        3
         | 
        
        3
                
           
                         | 
        
        
                 | 
        
        
                  | 
        
                        St Petersburg: 28540                      | 
        Frolova, p. 179, pl. XXXIV.16 | 
        19 | 
         7.45  | 
         | 
        
                                        
                   | 
                
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        | 
        4
         | 
        
        4
                
           
                         | 
        
        
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                        St Petersburg: 943                      | 
         | 
        19 | 
         7.29  | 
         | 
        
                                        
                   | 
                
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        | 
        5
         | 
        
        5
                
           
                         | 
        
        
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                        L                     | 
        Frolova, p. 180, pl. XXXIV.14 | 
        19 | 
         7.80  | 
         | 
        
                                        
                   | 
                
        Show
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        | 
        6
         | 
        
        6
                
           
                         | 
        
        
                 | 
        
        
                  | 
        
                     | 
        Private coll., Moscow = Frolova, p. 180, pl. XXXIV.15 | 
        19 | 
         7.46  | 
         | 
        
                                        
                   | 
                
        Show
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        | 
        7
         | 
        
        7
                
           
                         | 
        
        
                 | 
        
        
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                        P: 235                      | 
        Frolova, p. 180, pl. XXXIV.13 | 
        19 | 
         7.79  | 
        12 | 
        
                                        
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        Show
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        | 
        8
         | 
        
        8
                
           
                ✸
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                        NY: 1967.152.387                      | 
         | 
        19 | 
         7.72  | 
        12 | 
        
                                        
                   | 
                
        Show
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        | 
        9
         | 
        
        9
                
           
                         | 
        
        
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                  | 
        
                        C: SNG 1612                      | 
        Y 1936/727 = Burbury 32 | 
        20 | 
         7.52  | 
        12 | 
        
                                        
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