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Show Mill Inventions Eliminate Huge Waste Washington Lumber mill devices which the National Lumber Manufacturers' Manufac-turers' association says will save 100,-000.000 100,-000.000 feet of timber annually by elimination of waste have been perfected per-fected as the result of an Invention contest sponsored by that organization. organiza-tion. Tho first prlzo of $1000, It was announced, has been awarded to William Wil-liam J. McHale, of Soperton, Wis., for an Invention known as the "multiple guide dimension mill.' A second prize fjf $500 was won by A. L. Thomas of Charleston, S. C, for an automatically operated scale and indicator attachment attach-ment for sawmill lumber etlgers. Three awards of 5100 each, and four of $50 also were announced. |