http://www.openculture.com/free_ebooks
Some decent ones in there, more importantly, some of 'the' list. Fill yer boots!
Of=off obviously. Can't edit from my pad :(
Nice.
Aristophanes' The Clouds is an interesting one to try - a great satirical comedy.
Another Aristophanes favourite for me is Lysistrata where the women folk refuse sexual relations with the menfolk until they stop fighting and negotiate peace with each other...... we could probably do with that today.