From as early as 1960 the three volumes that comprise have been sold as a set in a slipcase. In addition there have been numerous deluxe collector's editions of Tolkien's works presented in slipcases and boxes. This section attempts to list and illustrate them all, and to give some indication of when they were available.
The Lord of the Rings
Three Volumes - 1957-1990 - Allen & Unwin
Three Volumes - 1991-Present - HarperCollins
One Volume - 1968-Present
Seven Volumes - 1999 Present
The History of Middle-earth
Other Boxed Sets and Books in Slipcases