... barrels revolves each one is fired at the lowest point, and reloaded as it completes the revolution. The gun is mounted on a wye-shaped trunnion; the lower end of the wye passes down into a socket in the axle. The gun is pointed by a lever just as one points a garden hose or sprinkler, with the advantage that the gun can be clamped at any instant, and will then continue to sprinkle its drops of death over the same row of plants until the clamps are released. The axle is hollow and will hold about a thousand cartridges. It is horizontal, and on its ends ... — The Gatlings at Santiago • John H. Parker
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