i'm pretty sure you can buy it directly on the Future Music website, but if its the pdf youre looking for, here ya go:
http://www.megaupload.com/?d=XC1JPP42 (46mb)
twas a bit hard to find, but after some clickin and hoppin, i tracked it down.
a brilliant article! so phreakin KoooL to hear rick go into so much detail! what a treat! what a man!
smell ya later,
sD