Josiah was "of Jamestown, alias Conanicut," and Lydia was "of William, of Narragansett." They were married at the bride's home, and the minister was Lydia's brother-in-law.
Josiah Arnold is mentioned as a grandson under age 21 in the 12 Aug 1732 will of William Gardner; also in the will of his grandmother Abigail (Remington) (Gardner) Almy dated 3 April 1762
[S013513] Early Records of the Arnold Family, (New England Historical and Genealogical Register).
[S012551] Boyd Scott Remington, Remington Lines from John of Newbury 1638, (Ames Iowa, 1960), 13.
[S012712] transcribed by Barton B. Proger, Ed.D., Rhode Island Roots, Journal of the RI Genealogical Society, "The Annotations of Esther Amanda (Spencer) Briggs", (Vol. 29, No. 2), 91.