I bought this instrument earlier this year and looking for info re: history.

Thanks

Welcome!  Sounds like a nice bass, do you have a photo? Love Koa!

Here's the details from the instrument file:

model number: MBI4
top: Koa
accent: none
body: Mahogany
back: Koa
neck: 5-piece Maple and Purpleheart
scale: 34" long
fingerboard: Ebony
inlays: mother of pearl
pickups: SC-1 with HX
controls: "Series I" volume x2, filter x2, 3-position Q-switch x2, 1/4 stereo output, 5-pin stereo output
originally made for: Thoroughbred Music, FL
birthday: February 4, 1981

The original owner was in Florida. That's all there is!