Published first in 1988, the book starts out with the elements of CLOS and develops through the concepts of data abstraction with classes and methods, inheritance, and genericity towards creating an advanced CLOS program using streams I/O.
First released in 1988, the book starts by examining the foundational aspects of CLOS and then builds upon these principles to explore more complex concepts such as data abstraction through classes and methods, inheritance, and generality, ultimately resulting in the creation of a sophisticated CLOS application using streams I/O.