Answer the following question: Ignatius Cooper Grubb -  Ignatius Cooper Grubb (April 12 1841 - June 20 1927) was a Delaware politician jurist and historian who served as an Associate Justice of the Court of Errors and Appeals from 1886 to 1897 and as the Associate Justice at large of the Delaware Supreme Court from 1897 to 1909. As Secretary of State under Governor John P. Cochran from 1875 to 1879 he became involved in a boundary dispute with New Jersey that was not resolved until 1935. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
Answer:
Office Holder