Beatrix Potter's stories can be found in the manuscript picture letters she wrote to children of friends and family members.
August 7, 1896, page 2–3, Beatrix Potter: The Picture Letters
Thumbnails The Morgan Library & Museum
Victorian Musings: Beatrix Potter: The Picture Letters at The Morgan Library & Museum November 2, 2012-January 27, 2013
Victorian Musings: Beatrix Potter: The Picture Letters at The Morgan Library & Museum November 2, 2012-January 27, 2013
February 4, 1895, page 1, Beatrix Potter: The Picture Letters
March 13, 1900 page 1, Beatrix Potter: The Picture Letters
See Childhood Sketches of Beloved Illustrator Beatrix Potter at The Morgan - Untapped New York
Stop 22. The Vault, Campus wide guide
Bart Boehlert's Beautiful Things: The Birth of Beatrix Potter at the Morgan Library & Musuem
Online Exhibitions The Morgan Library & Museum