Jimbo about fair use:
Even so, I want to give some good and challenging examples.
My "first pass" would be these three:
(to which Imran added other good ones).
I would add http://www.wikipedia.org/wiki/The_Beatles_(album) which includes album photos which are *not* the album cover (though they're certainly well-known as being from _the White Album_).
The page above also includes 'fair use' samples of six of the songs.
kq