Home Uncategorized Get an in-depth tour of Gibson's former Kalamazoo, Michigan factory in this recently unearthed 1967 documentary Get an in-depth tour of Gibson's former Kalamazoo, Michigan factory in this recently unearthed 1967 documentary planetsixstring March 17, 2022 comments off Tweet on Twitter Share on Facebook Google+ Pinterest The never-before-seen film was discovered, untouched, deep in Gibson’s archives in 2020