ness; thebest quality of hickory is preferredfor the purpose, each tree beingcarefully examined in the forestbefore it is cut down. The woodcomes to the factory sawed intoplanks of a suitable thickness, andis again sawed into square strips of the requisite length. A simple form of turning latheis… … Hammering: Steel Heads in the Blacksmith-Shop. this operation necessitates long experience and a goodeye to insure the proper tapering of the shaft. Soparticular is the manufacturer that sometimes 5 0 percent of the sawed shafts may be rejected on account ofsome slight defect before unnoticed. The…
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