Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Before 1957, what was the largest in Attendance at Varsity Stadium?

### Inputs:
table_name: table, columns: ['Season', 'Date', 'Venue', 'City', 'Visitor', 'Score', 'Home', 'Attendance']

### Response:
SELECT MAX Attendance FROM table WHERE Season < 1957 AND Venue = varsity stadium