Have you tried posting a want ad at Farm Tractors For Sale Classified Ads - Yesterday's Tractor Co.?
Steve
And then you tease us with just a few pictures of the mower!! What model of tractor is in front of the mower? It looks pretty good too! And in the background.... There's this plow with what looks like it could be an interesting tractor also.
Edit: I see by your avatar that the big tractor is a model 70