A list of Hill models from the Carfolio.com technical specifications database. https://www.carfolio.com/hill/7225/rss/ en-gb Sat, 7 Apr 2013 Full specifications of 1907 Hill 20-22 hp Touring Car Sat, 7 Apr 2013 https://www.carfolio.com/hill-20-22-hp-touring-car-330847 https://www.carfolio.com/hill-20-22-hp-touring-car-330847 Full specifications of 1907 Hill 35 hp Touring Car Wed, 4 Apr 2010 https://www.carfolio.com/hill-35-hp-touring-car-210705 https://www.carfolio.com/hill-35-hp-touring-car-210705