What Could Have Been Entering the Public Domain on January1,2011?

What Could Have Been Entering the Public Domain on January1,2011?:

"What other works would be entering the public domain if we had the pre-1978 copyright laws? You might recognize some of the titles below.

* The first two volumes of J.R.R. Tolkien's Lord of Rings trilogy: The Fellowship of the Ring and The Two Towers
* Samuel Beckett's Waiting for Godot (his own translation/adaptation of the original version in French, En attendant Godot, published in 1952)
* Kingsley Amis' Lucky Jim
* Aldous Huxley's The Doors of Perception
* Dr. Seuss' Horton Hears a Who!
* Pauline Rage's Histoire d'O
* Fredric Wertham’s Seduction of the Innocent, subtitled “The influence of comic books on today's youth'
* Tennessee Williams' Cat on a Hot Tin Roof
* Mac Hyman’s No Time for Sergeants
* Alan Le May’s The Searchers
* C.S. Lewis’ The Horse and His Boy, the fifth volume of The Chronicles of Narnia
* Alice B. Toklas’ The Alice B. Toklas Cookbook"