A collection of 29 letters written by author Lewis Carroll to a little girl named Agnes Hull sold for 126,500 pounds ($206,000) on Wednesday, four times the pre-sale estimate, Christie's said.
The seller was unidentified. The buyer also requested anonymity.Carroll is famous for his stories "Alice in Wonderland" and "Through the Looking-Glass," written for another little girl, Alice Liddell.
The letters are full of jokes, riddles, poems and invitations to meet and go to the theater. They were first published in 1979.