I really like this idea for an office or a library. Convert an old globe into a pendant light! Seems easy enough. Buy a lamp kit at your local hardware store, take apart a globe and drill a larger hole for the light. Put remainder of light together.
Here are some inspiring designs for DIYers! Some of these light fixture projects are done with everyday objects. Antique key plate pendant, aged effect (napastyle) Antique Minnow Bu - A Interior Design