Old Yamaha practice set?

[MusiQmaN]

Hello there.

Im going to buy an old practice set (wich also doubles as a mini hipgig)

Does anybody know more abut the history of this set? I know there where folders of this set back in the days (I saw one on ebay a year ago)

[MusiQmaN]

Nobody? its a great kit, but some background info would be greater ;)