Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 36...: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 11...: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society, Volume 11: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volume 26: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings of the American Philosophical Society, 1906 Volume 45: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            List Volume 1910: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge, Volumes 53-54: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings At The Dinner Commemorative Of The Centennial Anniversary Of The Incorporation Of The Society: Held ... March 15, 1880: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings of the American Philosophical Society Volume v. 39 (1900): by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions Of The American Philosophical Society: Held At Philadelphia For Promoting Useful Knowledge, Volume 10: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 33...: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volumes 37-38...: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions Of The American Philosophical Society: Held At Philadelphia For Promoting Useful Knowledge, Volume 13: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions Of The American Philosophical Society: Held At Philadelphia, For Promoting Useful Knowledge. Volume Ii: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 49...: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volumes 40-41: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 25: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions of the American Philosophical Society ..; v.5 (1802): by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volumes 41-42: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions of the American Philosophical Society Volume n.s. v. 7 (1841): by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions Of The American Philosophical Society, Volume 20: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions Of The American Philosophical Society, Volume 8: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings of the American Philosophical Society Held at Philadelphia for Promoting Useful Knowledge Volume v.4 (1843-1847): by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            The Career of Benjamin Franklin: A Paper Read Before the American Philosophical Society, Philadelphia, May 25, 1893, at the Celebr: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions of the American Philosophical Society ..; v.2 (1786): by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge Volume V.11 (1869-1870): by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions of the American Philosophical Society, Volume 6: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Some Letters Of Franklin's Correspondents: From The Franklin Papers In The American Philosophical Society: by American Philosophical Society
                            by American Philosophical Society
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Transactions Of The American Philosophical Society. Volume V.1: by American Philosophical Society.
                            by American Philosophical Society.
                            
            
            
            
            
            
    
                         
                                            
                        
                            
                            
                            Proceedings Of The American Philosophical Society Held At Philadelphia For Promoting Useful Knowledge, Volume 21...: by American Philosophical Society
                            by American Philosophical Society