. St. Nicholas [serial] . F1G. 2. DETAILS OF FLOORHORIZONTAL BAR. THE PRACTICAL BOY. IOI5 chisel and mallet, taking care to make them veryaccurate, so there will be no play to the uprightswhen driven in the holes. The stepping-plankis of hardwood also, 12 inches wide, il/2 inches inthickness, and long enough to span the cross-planks, so the distance between uprights will be4 feet. Hollows are cut out in the top of eachupright with a compass-saw, and the sides slightlytapered to the edges of the U cuts, so as not tointerfere with the hands when acting on the the bars to the uprights
. St. Nicholas [serial] . F1G. 2. DETAILS OF FLOORHORIZONTAL BAR. THE PRACTICAL BOY. IOI5 chisel and mallet, taking care to make them veryaccurate, so there will be no play to the uprightswhen driven in the holes. The stepping-plankis of hardwood also, 12 inches wide, il/2 inches inthickness, and long enough to span the cross-planks, so the distance between uprights will be4 feet. Hollows are cut out in the top of eachupright with a compass-saw, and the sides slightlytapered to the edges of the U cuts, so as not tointerfere with the hands when acting on the the bars to the uprights with two slimscrews at each side driven through the uprightsand into the under sides of the bars, but do notdrive a screw or nail down through the bars into. FIG. 3. PARALLEL BARS. the top of the uprights, for it weakens the bars,and if the weight is borne at the ends it mightsnap them off. At a hardware-store, purchasefour iron brackets with eight-inch tops and ten-or twelve-inch sides. Invert them and screw the tops to the base-boards and the sides to the outer edges of theuprights, to add rigidity to the bars. A coat or two of paint will improve the ap-pearance of the uprights and base, but do notcoat the bars with anything, just polish themwith a rag and the hands. TRAPEZE-BARS. For the house gymnasium a good trapeze-bar can be made 4 feet long, 1^ inches in di-ameter, and cut with a path at each end (asshown at B in Fig. 4), so that the strap can bewrapped around it and drawn tight. The barshould be made of well-seasoned hickory.
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Keywords: ., bookauthordodgemar, bookcentury1800, bookdecade1870, bookyear1873
