CREATE TABLE table_name_82 (attendance NUMBER, season VARCHAR2, venue VARCHAR2)

Before 1957, what was the largest in Attendance at Varsity Stadium?
SELECT MAX(attendance) FROM table_name_82 WHERE season < 1957 AND venue = "varsity stadium"
SELECT MAX("attendance") FROM "table_name_82" WHERE "season" < 1957 AND "varsity stadium" = "venue"