Tarot and fortune telling cards
The World Web Playing Card Museum
Grymoires
Spelwrks list of books
Wikipedia
On-line Grymoires (requires payment)
Personally I can't get anything to work. I'm not going to buy a premium service if the free service is unusable.
Sacred Texts
From Montrous.com
Hermetics Resource Site
Asiya's Shadows
and especially
Classic Texts
which is very nice free resource
Timeline of Esoterica