The manner of testing a surface for trueness with winding-sticks and straightedge? Of what advantage are the sticks?
Explain fully how you would proceed to level a surface which has two corners diagonally opposite high with reference to the center and the other two low with reference to the center.
Finishing the second side? What indicates the proper stopping place in planing the second side? What is the test? Why no other tests as in first surface?
State the six steps taken in squaring up rough stock.
What ones of these are modified in planing mill-planed stock? Why?
Preparation for Demonstration; Assignment for Lesson 19—
Essentials, Sections 11, 12, 13.
Demonstration—
The essential points in ripping and crosscut-sawing at the bench, explaining the reasons for the two kinds of saws.
Work—