The US Army Air Forces 6th Aircraft Repair Unit, Floating, based on the US Army aircraft repair ship USS Brig. Gen. Alfred J. Lyon, utilized Sikorsky R-4 and R-6 helicopters during the end of World ...

Ma’aruf Mohammed Lawal received the bachelor’s and master’s degrees in computer science from Ahmadu Bello University, Zaria, Nigeria, and the Ph.D. degree from the Faculty of Computer Science and ...