Hi Nick,
What happened to the driver? 
Is that what came out of the fuel tank?
Lovely old machine
Ade
I think he fell off

But really, my wife had "better things" to do than take a video of another tractor, so I had to

Yes, it had about two gallons of 20-30 year old Kerosene and this was what had settled to the bottom of that. Tank actually looks pretty good inside after a quick clean, it was all loose.