Aye to just about all.

Voucher system was put in place because of the Liverpool fiasco.

Before that it was just first come first serve.

Remember though, it was also not that long after the time that seats were being installed so you couldn't cram in as many as you wanted.

Vintage will probably have the figures to hand but I remember the friendly against Man U after Martin Buchan moved to Old Trafford as being the most packed I remember Pittodrie.