"Mr. Nathaniel Hubbard and Mrs. Elizabeth Nellson were married by Mr. Frances Macamy (sp?) 23d August 1707"
(Source: Massachusetts, Town and Vital Records, 1620-1988, Braintree Records, p 721)
The newspaper report of his death says he died at age 60. I have made an assumption that he is the son of Nathaniel; the age at death agrees with his birth year.