21 years, 12 books, 437 stories
(1889-1910)
The Blue Fairy Book (1889)
The Red Fairy Book (1890)
The Green Fairy Book (1892)
The Yellow Fairy Book (1894)
The Pink Fairy Book (1897)
The Grey Fairy Book (1900)
The Violet Fairy Book (1901)
The Crimson Fairy Book (1903)
The Brown Fairy Book (1904)
The Orange Fairy Book (1906)
The Olive Fairy Book (1907)
The Lilac Fairy Book (1910)