It was a crazy day. Those ladders were from the TV gantry opposite stand. It was like a keystone kops thing when the City fans legged it across the plastic pitch with them. They then put them up in the Main Stand paddock and climbed into the directors box.
I‘ve often wondered if the guys in the TV gantry ever got them back to climb down from!
Afterwards Joe Royle was asked about the mayhem and he said something jokey like ‘we’d be happy to have that every time if it brings us as much money in as the game did’