CONTENTS OF TABLES.

PAGE
Good Proportions of Core Lengths[7]
Table of "Secondary" Windings[24]
Polarity Tests[45]
Dimensions for Different Spark Lengths[50]
Table Showing Resistances and Feet per Pound of Copper and German Silver Wire[64]
Specific Inductive Capacity[119]
Wave Lengths and Temperatures[138-139]
Table of Relative Costs of Materials[191]