Another book from back then was "A Little Smalltalk" by Tim Budd. http://web.engr.oregonstate.edu/~budd/Books/little/ http://web.engr.oregonstate.edu/~budd/Boo

Another book from back then was "A Little Smalltalk" by Tim Budd. http://web.engr.oregonstate.edu/~budd/Books/little/ http://web.engr.oregonstate.edu/~budd/Books/little/ http://rmod-files.lille.inria.fr/FreeBooks/LittleSmalltalk/ALittleSmalltalk.pdf http://rmod-files.lille.inria.fr/FreeBooks/LittleSmalltalk/A... It was a bit different than the Blue Book, though version 3 was a lot closer to Smalltalk-76 and version 4 to Smalltalk-80. The number of classes and methods remained very small and the C code for the virtual machine is still simple and easy to understand. Several projects forked Little Smalltalk