Murphy Oil Chairman William Nolan Jr. Dies at 72 by Arkansas Business Staff Posted 3/13/2012 08:28 am Updated 3 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 stories older than 20 days. Purchase Now Already have archive access? Login to view this article.