Conversation so far:
When did Warren Spahn make his professional debut?
1942
How long did Warren Spahn spend with the braves?
1942, 1946–1964
Did Warren Spahn lead the league in any categorizes?
He led or shared the lead in the NL in wins in 1957–61 (age 36 through 40).

Question: What was his win lose record?
Self-contained rewrite: What was Warren Spahn's win lose record?