Wow. It's a wonderful book. It's great for Smalltalkers of course, but it's also a wonderful book for OO in general. It's also available on Kindle [1] and Apple iTunes [2].
[1] http://rcm.amazon.com/e/cm?lt1=_blank&bc1=000000&IS2...
[2] http://click.linksynergy.com/fs-bin/click?id=dE0y3GuqVK4&...
PS: Yes, both are affiliate links.
