Letter 21

Letter 21 is the twenty-first letter written by J.R.R. Tolkien and published in The Letters of J.R.R. Tolkien.

Summary
Tolkien asked if Stanley Unwin's young son, Rayner Unwin could take a look on a typed version of A Long Expected Party, the first chapter of The Lord of the Rings(still havn't named at that time). Rayner was, he remarked, "a very reliable critic".