Hch DarleyNicknamed "Slim Darley", the late H.C.H. Darley was formerly a member of the Institute of Petroleum in London, an active member within SPE, and a Researcher for Shell for almost 25 years as well as a Consultant. Darley earned a BS degree in Petroleum Engineering from Birmingham University in the UK, and Mr. Darley passed away in 1996. Read More Read Less