Correlated courses in woodwork and mechanical drawing

by Ira Samuel Griffith

Demonstration—

The essential points in making Drawing III. (Group III, Problems in Mechanical Drawing.)

Tangents—Locating centers of arcs and points of tangency.

Work—

Solution of problems in Group III.

Complete any unfinished problems in previous groups.

Rapid workers exchange problems in Group III.

GRADE VIII.
(Mechanical Drawing)

Lesson 4.

Recitation—