Murphy Oil Chairman William Nolan Jr. Dies at 72 by Arkansas Business Staff Posted 3/13/2012 08:28 am Updated 6 years ago Murphy Oil Corp. says the chairman of its board, William C. Nolan Jr., has died following a brief illness. He was 72. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access articles older than 15 days. Articles newer than 15 days are not included in this offer. Purchase Now Already have archive access? Login to view this article.