Indes occidentales danoises
Victor Engstrom was a member of the Scandinavian Collectors Club, where he established the Danish West Indies Study Unit and wrote extensively on the Danish West Indies in the unit's journal. He was also editor-in-chief of the three volume "Danish West Indies Mail 1754-1917", published from 1979 to 1982. Engstrom served various posts at the Scandinavian Collectors Club, including the office of president. He also edited the club's journal, "The Posthorn".