A mobile radiography apparatus has a moveable (e.g., wheeled) transport frame and an adjustable column mounted at the frame. A boom apparatus supported by the adjustable column can support an x-ray source and can be coupled to a optional second display (also adjustably mounted). Embodiments of methods and/or apparatus by which mobile radiography carts can provide a single secure access apparatus and/or methods to control at least two of (i) a transport mechanism, (ii) x-ray generator control, (iii) remote detector control and image processing control, or (iv) secured storage for at least one radiographic detector by a single operator action.