1926 - Mary Cassat dies in her Beaufresne château on June 14.    
                                1913 - Mary Cassat spends her time in Paris and Grasse. She suffers from double cataracts.    
                                1910 - Mary Cassat suffers from depression which leads to a 2 year hiatus from painting.    
                                1906 - Mary Cassat meets the banker James Stillman with whom she establishes a friendship. He will become the most important collector of Cassat’s works.   
                                1904 - Mary Cassat refuses the Walter Lippincott Prize awarded by the Philadelphia Academy of Fine Arts for her "The Caress" painting.    
                                1892 - Mary Cassat creates a mural for the “pavilion of the lady” at the Chicago World Exhibition. The work receives a very unfavourable welcome and has today disappeared.     
                                1890 - Mary Cassat presents a series of 12 dry-point etchings as well as aquatints at the second exhibition for painters-engravers.    
                                1881 - The merchant Paul Durand-Ruel begins to purchase Mary Cassat’s works.    
                                1878 - This year Mary enters into a close friendship with Camille Pissaro. Next year Mary Cassat will join with Berthe Morisot. The artist begins to acquire impressionist works.     
                                1877 - Mary meets Edgar Degas who invites her to participate in the next exhibition held by the Co-operation of Artists Limited   
                                1872 - Mary Cassat studies at the Parma Academy.  
                            
                                1874 - Museum du Petit Palais, Paris, France.  
                                1878 - Universal Exhibition of Paris, France.
                                1880 - Salon des Artistes Indépendants, Paris, France.   
                                1889 - Gallery Durand-Ruel, Paris, France.   
                                1891 - Frederick Keppel Gallery, New-York, USA.
                                1895 - Gallery Durand-Ruel, New-York, USA.  
                                1903 - Gallery Bernheim-Jeune, Paris, France.  
                                1915 - Gallery Knoedler, New-York, USA.    
                                1920 - Pennsylvania Academy of Fine Arts, Philadelphie, USA. 
                                1921 - Art Institute of Chicago, USA.  
                            
                                1972 - "Mary Cassat : oils and pastels" by Philip Brooks, Ed. Watson Guptill. 
                                1995 - "Mary Cassat" by Maria Costantino, Ed. Barnes and Noble. 
                                1993 - Cassat" by Alison Effeny, Ed. Studio Editions. 
                                1990 - "Mary Cassat" by Susan Meyer, Ed. Harry Abrams.  
                                1998 - "Mary Cassat" by Griselda Pollock, Ed. Thames and Hudson.