http://www.youtube.com/watch?v=7v4SDGhJFeoYouTube - Triple Tractor Hookup[/video]


http://www.youtube.com/watch?v=7tm__hcdgLcYouTube - 1917 Square Turn tractor made in Nebraska.[/video]


http://www.youtube.com/watch?v=XQqF2BtZLeAYouTube - Very rare 1961 Allis Chalmers tractor.[/video]

Saludos