Conversation so far:
what kind of work was Willie Dixon doing at the height of Willie Dixon's career?
Dixon is considered one of the key figures in the creation of Chicago blues.
what songs did he perform?
He released his 1971 album, Peace?, on Yambo and also singles by McKinley Mitchell, Lucky Peterson and others.

Question: Did he have other albums?
Self-contained rewrite: In addition to Peace, did Willie Dixon have other albums?