Woodwork for the grades for use in manual training classes (1912)
Selden, Frank Henry · Valley City, N.D., The Maudslay press · leaf 160
e holes is a matter of much importance, for if they are not at right angles to the surface, the footstool will not be square. One of the upper holes should be bored to a depth of about lj{inches and the other onebored until it meets thisone. A better plan isto bore but one hole atthe top of each… … 158 WOODWORK FOR THE GRADES
Woodwork (Manual training)
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
