There is no date of release. Maybe mid-70s.
Mountain acoustic guitars catalog (mid '70s)
There is no date of release. Maybe mid-70s.
W-120, W-150, W-180, W-200, W-230, W-250H, W-250D, W-300, W-350, W-400D, W-450, W-500D
G-100, G-120, G-150, F-100, F-150