Statistics for occurrence #1 of “Essex Co.” in chapter 25, page 534 of Lucius R. Paige, History of Cambridge, Massachusetts, 1630-1877, with a genealogical register:

... daughter Martha, and a son John, who grad. H. C. 1684, m. Elizabeth Saltonstall, commenced preaching at Ipswich, but died 1689, leaving an only son, John, who grad. II. C. 1710, was Sheriff of Essex Co. , m. Mary, dau. of President Leverett, and d. 1724, leaving one son and one daughter. See Felt Ipswich. (2)Elizabeth., m. John Rogers, President of Harvard College, and d. 13 June 1723, a 82. Her ...
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