John Kells Ingram such as the Book of Kells. Ingram died in 1907 in his house, 38 Upper Mount Street, Dublin, where he had lived since 1884, and was buried in Mount Jerome Cemetery. Ingram married Margaret Johnston Clark on 23 July 1862 at Maghera Church, County Londonderry. They had five children: Ingram's influence on economics was described by economist Richard Theodore Ely as: John Kells Ingram John Kells Ingram (7 July 1823 – 1 May 1907) was an economist and poet who started his career as a mathematician. He has been co-credited, along with John William Stubbs, with introducing the geometric concept
Book of Kells the book as "of Columkille"—that is, having belonged to, and perhaps being made by Columba—suggests that the book was believed at that time to have been made on Iona. Regardless, the book was certainly at Kells in the 12th century, when land charters pertaining to the Abbey of Kells were copied onto some of its blank pages. The practice of copying of charters into important books was widespread in the medieval period, and such inscriptions in the Book of Kells provide concrete evidence about its location at the time. The Abbey of Kells was dissolved due to the ecclesiastical reforms