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Scientific American, Vol. 22, No. 6 (February 1870) (1870)
leaf 3
J> titniiiit %mtxiau. 90 [February 5, 1870. straight; the gears wear even, and are more than twice as Planing. Tonguelng,and … chine in perfect order. pressure on both edges of The machines have also a swivel guide for matching ta- the board,f eeding it through WOODBURY'S PLANISG, T0NGUEING, AND GROOVING MACHINE. pering lumber. This is connected with any sized machine © 1870 SCIENTIFIC AMERICAN, INC.Patents · Iron · Cotton · Machine · Niin · Zinc · Steam engine · Dated january · Cotton seed · Scientific American · Late fair · Letters patent · Horse hay · Patent office · Wilcox engine · Wrought iron
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