CONTENTS.

Chapter.   Page.
 
I. Introduction 9
 
II. The Apparatus 15
 
III. Hydrogen Gas 18
 
IV. The Construction of the Generator 26
 
V. Making the Gas to Burn the Generator 39
 
VI. Connecting the Apparatus 55
 
VII. Charging the Generator 64
 
VIII. The Flame and Its Management 73
 
IX. The Different Kinds of Seams 80
 
X. Pipe Seams 100
 
XI. Acid Chamber Work 108
 
XII. Special Hydrogen Apparatus and Burner 119
 
XIII. Soft Soldering with the Mouth Blow Pipe 127