Woodwork for the grades, for use in manual training classes; fully illustrated with three hundred half-tone engravings from actual shop practice, and many working drawings of educational shop problems (1913)
Selden, Frank Henry · Chicago, Orr & Lockett Hardware Co · leaf 251
well made, with edges and surfaces true, for if in wind ornot square you may have trouble in squaring the parts whenyou put the pieces together. The beams may be workedin one piece and then ripped apart, as the rails or legs forFig. 181. Be sure to make the ends square and smooth forit will add… … Fig. 338 Nailb-g Brace Bloc These blocks are to keep the runners square with the beamsand often have to resist considerable strain when the sled turnsor tips over. They should be thoroughly fastened to therunners as well as to the beams and braces (Fig. 338). The top board may be plain square or…
Woodwork
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
