The following data is extracted from Chesterfield, Cheshire County, New Hampshire History.
Ithamer Chamberlain was born at Oxford, Mass., in 1745, married Hephzibah Farr, in 1770, and settled in Chesterfield during that year. He built the grist-mill on the place where the upper one now stands, at the West Village, about 1810. He was killed by a runaway horse, September 19, 1825, at the age of eighty years. His children were Rebecca, Samuel, Anna, Benjamin, Polly, Ithamer and Hephzibah. Joshua Wilder, Jr., grandson of Samuel, now resides at Factory Village. His son David W. is in the employ of Currier Brothers.
Source: Chesterfield, Cheshire County, New Hampshire History