The art and design...
Instead of the black monolith, there was a black John McCraken plank sculpture in the 2001: A Space Odyssey room.
Olivier Mourgue Djinn chairs
As seen in 2001: A Space Odyssey
Hamilton watch, 2001: A Space Odyssey. Too bad these never went into production.
Arne Jacobsen flatware, 2001: A Space Odyssey
The Transcriptor Saturn Turntable, Designed by David Gammon for Mitchell, A Clockwork Orange
Kubrick's bookshelf and card catalog.
I don't think they were designed by anyone special, they're just cool.
Letter from Saul Bass to Kubrick regarding artwork for The Shining