Correlated courses in woodwork and mechanical drawing

by Ira Samuel Griffith

Demonstration—

Recall steps in squaring up rough stock, use of winding sticks and other tests.

The essential points in laying out and working cross-lap joint by first method.

Work—

All pupils lay aside present work and square up stock for, and make, cross-lap exercise piece.

When joint is completed finish any unfinished work of Group VII, then begin Group VIII.

GRADE VIII.
(Woodworking Group VIII.)

Lesson 25.

Recitation—

Cross-lap joint? Why plane stock for the two parts in one piece?