Barber, Lucius M. A Record and Documentary History of Simsbury 1643-1888. Simsbury, CT: Abigail Phelps Chapter Daughters of the American Revolution, 1931.
Barber writes a lot of estimates of native population in Connecticut at the time of settler-native contact. Along with this, the author goes into great detail about why and how Simsbury was settled. The deeds to Simsbury are discussed in length.