CREATE TABLE table_72571 ("Week" FLOAT, "Date" TEXT, "Opponent" TEXT, "Result" TEXT, "Game site" TEXT, "Record" TEXT, "Attendance" FLOAT)

On October 17, 1937 what was maximum number or attendants.
SELECT MAX("Attendance") FROM table_72571 WHERE "Date" = 'October 17, 1937'
SELECT MAX("Attendance") FROM "table_72571" WHERE "Date" = 'October 17, 1937'