sand from the battery is delivered to the hinged to which is the board, G, and the straight edge, H, and attached to which is the protractor, E. These machine through a hole in the center of the distributer, and is spread evenly over the belt. The water dis- parts are arranged and graduated as… … line, d, across the board to the straight edge, which is quires a minimum amount set say at 45°, then the intersection of the lines, d, at of power to work it. Tests the graduation, e, of the straigt edge gives the length grip can be brought about parallel with the rail by have shown the advantages…
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