You can purchase a VHS from Houston PBS if you
click here and scroll to the bottom. Why Houston PBS you ask? Team 57 worked with them to develop the concept of the video as well as provide a good amount of footage. If you look close you'll see a much younger version of myself in the 57 parts. I was commuting from college and helping on weekends in those days.
EDIT: If you're looking for some sort of "The making of:" post, lemme know and I'll write up whatever I can dredge from my admittedly addled memory.