In the early 80's Lee Scratch Perry did some co-production work on the wackies label, together with lord bullwackie he made the album 'satans dub'.
He also worked on this rare single called 'keep on running'

http://tinyurl.com/cmrqs
pw:schrikdraad.blogspot.com

A) Max Romeo & Lee Perry-keep on running
B1)major Irie-keep on running
B2)wackies rhythm force- keep on running