Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . Japanrse Hoe-Swage. metal. Obsidian, fiint, hard wood, and various othersubstitutes have been employed, the latter by theancient Egyptians. The Feejees are very ingenious in finding suhsti-tutes for metal. A hard stoneground to an edge forms anaxe. A blade of tortoise-shellattached to a handle is theirknife. The spines of echiniare their boring-tools. Rat
Knight's American mechanical dictionary : a description of tools, instruments, machines, processes and engineering, history of inventions, general technological vocabulary ; and digest of mechanical appliances in science and the arts . Japanrse Hoe-Swage. metal. Obsidian, fiint, hard wood, and various othersubstitutes have been employed, the latter by theancient Egyptians. The Feejees are very ingenious in finding suhsti-tutes for metal. A hard stoneground to an edge forms anaxe. A blade of tortoise-shellattached to a handle is theirknife. The spines of echiniare their boring-tools. Ratsteeth set in wood are graversand chisels. The mushroomcoral answers for a tile, andpumice-stone for axes and hatchets pfAmerica, and the knives andchisels of England, are fastsuperseding their primitivetools. They can now cut uptheir bakolu or long-pig—asthey term the edible humanbody — with more civilizedimplements. The broad and thin metallicblade is quite a modern con-trivance, and was never wellmade until made in the UnitedStates. It is now a scientifictool, sharp, light, and should be .selected forcovering or cutting ; the latterhave a less angle with thehandle. Clean your hoes always before puttingthem away
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Keywords: ., bookcentury1800, booksubjectin, booksubjectmechanicalengineering