- National Gallery of Art collection tour of paintings by Mary Cassatt ...www.nga.gov/collection/gallery/ggcassattptg/ggcassattptg-main1.html
- Explore the life, times, and works of art of the female American Impressionist Mary Cassatt through her biography and a guide to her works of art.www.metmuseum.org/explore/cassatt/html/index.html
- www.artchive.com/artchive/ftptoc/cassatt_ext.html