Conversation so far:
What was Muddy Waters' early career like?
In August 1941, Alan Lomax went to Stovall, Mississippi, on behalf of the Library of Congress to record various country blues musicians, including Muddy Waters.
What happened in 1941 to Muddy Waters
In August 1941, Alan Lomax went to Stovall, Mississippi, on behalf of the Library of Congress to record various country blues musicians, including Muddy Waters.
What else was Muddy Waters known for in 1941 besides being recorded by Alan Lomax on behalf of the Library of Congress?
What happen in 1942 to Muddy Waters
Alan Lomax came back in July 1942 to record Muddy Waters again. Both sessions were eventually released by Testament Records as Down on Stovall's Plantation.
Are there any other interesting aspects about the Muddy Waters article?
In 1943, Muddy Waters headed to Chicago with the hope of becoming a full-time professional musician.
What did Muddy Waters do in Chicago in 1943?
In 1943, Muddy Waters headed to Chicago with the hope of becoming a full-time professional musician.
Did Muddy Waters become a full-time professional musician
Big Bill Broonzy then one of the leading bluesmen in Chicago, had Muddy Waters open his shows in the rowdy clubs where Broonzy played.

Question: What else happen in his early career years?
Self-contained rewrite: What else happen in his early career years besides being recorded by Alan Lomax in sessions that were eventually released by Testament Records as Down on Stovall's Plantation, and heading to Chicago to become a full-time professional musician?