a tractor collector is auctioning off an impressive collection, and in the mix, are three unusual items, rollers, and a very early Polaris

Above, a Buffalo Springfield

an ACME, so you know, it's unable to kill roadrunners. 

https://bids.aumannauctions.com/auctions/1492-jim-macfaddens-tractors-from-all-over-collection?page=2