Hammers? Two kinds? Advantages and disadvantages? Three parts?
How hold the hammer? Illustrate.
Nails? How made originally? Forged and cut?
How are wire nails made?
Two classes, three kinds of nails? Differences?
History and meaning of 10-penny, etc.?
How else are nails sold?
Preparation for Demonstration; Assignment for Lesson 26—
Essentials, Sections 67, 68, 69.
Demonstration—