CREATE TABLE table_77576 ("Superlative" CLOB, "Actor" CLOB, "Record Set" CLOB, "Year" FLOAT, "Notes" CLOB)

What record was set by walter brennan before 1941?
SELECT "Record Set" FROM table_77576 WHERE "Actor" = 'walter brennan' AND "Year" < '1941'
SELECT "Record Set" FROM "table_77576" WHERE "Actor" = 'walter brennan' AND "Year" < '1941'