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it comes to you from the foundry should be filed smooth and the shape trued up ; then polish with aloxitc or emery cloth from coarse to fine, then buff to a high polish on cloth buffer with Tripoli compound. The plate may be left bright or it may be blackened as described in Chapter 20.

PALM REST. A buttplate of this type naturally suggests a palm rest for the same rifle. Figure 159 gives details of one that is easy to construct and fit. The ball is a regular water polo ball of solid cork, obtainable in sporting goods stores. Order from the Director of Civilian Marksmanship an extra magazine floor plate, to which the palm rest is attached. Changing floor plates then enables one to use the rifle with or without palm rest as desired. No special instructions are needed for making this rest, as the drawing is self-explanatory. The parts may be made of cold rolled steel, brass, or aluminum.

CUTTING OFF RIFLE OR PISTOL BARRELS. Frequently, due to a damaged muzzle or in order to make an arm light or handier to use, shortening the barrel will be indicated. And there's

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just about as much bunk prevalent on this subject as you'll find in a day's journey. It isn't necessary to cut off a barrel in a lathe—in fact that is one of the poorest methods, for the parting tool usually leaves a burr on edge of bore which the crowning may not entirely remove. So it becomes necessary to file the muzzle anyhow—why bother with a lathe setup?

Mark the barrel where it is to be cut, and cut it off about 1/32 inch ahead of the mark with a hacksaw. Set barrel upright in the vise, and with a good sharp mill file, dress the muzzle Hat and as nearly square as possible. Use an adjustable square if you like, or use only your eye—and don't worry about it not being perfectly

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