This week, I’ve dug up an oldie:
This Technical Note explains a number of esoteric and unknown issues concerning the Apple Desktop Bus (ADB). It is intended to detail information concerning all levels of the ADB, from the hardware to the application usage level. This note is supplementary to the information in The Guide To Macintosh Family Hardware and in the Apple Desktop Bus Specification. The information in the specification is the most accurate source of data, and unless it is specifically refuted, it should be treated as the authoritative source.