By the end of september Ruf Records sent out a press release that mentioned the find of 'historical recordings by Luther Allison, found in a safe by Bernard Allison in the house of his mother Fannie Mae Allison'. Furthermore it was mentioned that the recordings dated from a session done in the Wonderful Studio in Chicago in 1958.
I checked my record collection and found out that Luther had made his first recordings at - indeed - the Wonderful Studio in Chicago on March 8, 1967. Those were released on the Delmark-anthology 'Sweet Home Chicago' (Delmark LP DS-618/CD DD-618).
After putting the message regarding the '1958-sessions' on the post-war-blues discussion-group post-war-blues@yahoogroups.com it became quickly evident that the eight songs on the Ruf-album 'Underground' were more likely recorded almost a decade later. Some of the listmembers had bought the bootleg-LP titled 'Underground' in the early seventies...