The following data is extracted from Genealogy and Biography of Ontario County, New York.
(III) Jacob (2), son of Jacob (1) Aldrich, was born at Mendon, May z8, 1676, died about 1750. His will was dated May 5, 1748, and his property was divided August 23, 1753. He was a Quaker. He married Mary . Children: Jacob, his executor; Noah, mentioned elsewhere; Mary, married Israel Taft, of Upton; Hannah, married John Harwood; Experience, married Benjamin Craging; Margery, married Ichabod Amidon, of Mendon; Bethia, married Abraham Fletcher, of Mendon.
Source: Genealogy and Biography of Ontario County, New York