I remember the 1964 season. Bobby Smith signed in the summer and straight away, huge crowds flocked to the Goldstone. Late on, we played Tranmere who were also at the top, and I think there were 28,000 there. The drawing power of Tranmere!
You clearly have a computer so I am surprised at the difficulty of getting a ticket. You can print one off or just go to the ticket office on the day, or phone to book one.