Drilling Contractor is the definitive source for the global drilling and completion industry, both land and offshore, and the only viable magazine exclusively covering this space. The DC Yearbook 2011 presents every article, column and advertisement published in the magazine that year. It is a great way to introduce yourself to the exciting oil and gas drilling industry from the pages of this highly respected magazine. DC's enhanced editorial employs QR codes to help readers find related multimedia and other resources. The official magazine of the International Association of Drilling Contractors, DC has been published since 1944 and is the longest continuously published magazine focusing on drilling and completion.