Woodwork for secondary schools; a text-book for high schools and colleges, prevocational and elementary industrial schools (1916)
Griffith, Ira Samuel, 1874-1924 · Peoria, Ill., Manual Arts Press · leaf 41
Fig. 38. Twist Drill Gage. 35. Spring Dividers.— For pattern work wherefine lines and great ac-curacy are required,spring dividers like thoseshown in Fig. 41 will befound useful. Fig. 39. Miter Square. 36 WOODWORK FOR SECONDARY SCHOOLS. … Fig. 40. Bevel Protractor HeadCombination Square. 36. Caliper s.— Calipers are of twokinds ; inside, Fig. 42,and outside, Fig. 43.They are used inmeasuring or testingthe diameters of cy-lindrical bodies, as inwood-turning. Theadjusting nut may beeither spring or solid.In the former the ad-justment…
Woodwork (Manual training)
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