This thing is almost a good 200(!) pages, and most of it is just text on text, with a few images to illustrate specific points. This is really a design geeks tome of all things ‘Apple in Print’. Pretty awesome!

The Apple Publication Style guide provides editorial guidelines for text in instructional publications, technical documentation, reference information, training programs, and the software user interface.

Download: Apple Style Guide 2006 (Acrobat PDF)