Porsche diesel tractor hi-res stock photography and images - Alamy
1957 Porsche Diesel 111 Tractor for sale on BaT Auctions - sold for $18,009 on September 21, 2018 (Lot #12,559) | Bring a Trailer
Porsche Centre Preston - Here's the answer to yesterday's quick quiz! A Porsche Diesel Peoples Tractor Model P111. Manufacturerd between 1956 and 1963, this was the most advanced tractor of its time