However , a study by J.G. Harston found there to be eight .
Jump up ^ It is often stated that Sheffield is built on seven hills ( for an example , see George Orwell 's The Road to Wigan Pier ) .
A study by J.G. Harston found there to be eight .
Jump up ^ It is often stated that Sheffield is built on seven hills ( for an example , see George Orwell 's The Road to Wigan Pier ) .