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 148
e holes in the legs large enough for the shanks of the screws. Bore holes in the shelf andrails about half the diame-ter of the screw thread.Put a little grease in theseholes before starting thescrews. Be very carefulnot to hit the nails as youbore the holes in the rails.If screws are to be… … Fig. 200—Boring Holes in Comer 146 WOODWORK FOR THE GRADES
Woodwork
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
