Humphrey Carpenter en Christopher Tolkien - The letters of J.R.R. Tolkien - 1981

The Letters of J.R.R. Tolkien is a collection of letters, letter fragments, letter drafts, and endnotes by J.R.R. Tolkien. The first edition contained 354 entries, it was edited by Humphrey Carpenter and Christopher Tolkien, and was published on 20-08-1981.

The Letters is considered an autobiography of Tolkien, since he himself didn't write one. And it is widely recognized as an indispensable book of resource for both Tolkien scholars and fans, as it contains much information and insights on his literary works and personal life.