update accepted conditions owcp disability retirement

Unlike its cousins, it has no valves or pitch-altering devices, but must be modified through the movement of the lips, the extent of breath exhaled and the undulating modifications of combined muscles in the lips, tongue and throat.  Perhaps from the days of riding a horse in the cavalry, where playing an instrument while charging full force ahead on a horse stumbling across rough terrain forced the instrument’s player to modulate through strain of keeping one’s self from falling; in any event, its very lack of complexity belies the simplicity of the bugle, as appearances are indeed deceiving. […] Read More …