Built from the latest TOSEC set, this set contains over 2,700 disk images, with all the alternate dumps removed (Almost all the "alternates" are, in fact, bad dumps).
The images have been 7zipped into a solid archive weighing in at 1 gig even, and decompressed they take up 2.7GB of disk space.
The best emulator, in my opinion, is Win68KHighSpeed, which has an english translated version floating around on Zophar's Domain, here: