Came across a later version of the Mavic technical manual recently, so I figured I owed it to whatever readers I still have to publish the differences. This manual was from 1991 or later, and added 451 brakes, 501/531 hubs, and the 571/577 cassette hubs. You can find scans here. Enjoy!
Busyman Bicycles: Argonaut Space Needle
11 hours ago