Salvaging an Abandoned Orchard Tractor.. How bad is it??

I bought this unique looking David Brown forward-control tractor for $450 sight unseen. The previous owner had inherited it and had never had it running so I had no idea what state it was in when I got there..

Wood chipper - https://offthenet.co.nz/index.php?route=product/product&product_id=78

My other channel (Angry Ram) - https://www.youtube.com/watch?v=vIjTxxD3M4U