Chapter II: Examination of First-Class Gunners 111

(_a_) The Azimuth Instrument and Definitions 111
(_b_) The Plotting-board 116
The Range-board 123
The Deflection-board 128
The Telescopic Sight 136
Wind Component 145
The Aeroscope 146
Anemometer 149
Electric Stop-watch 149
The Atmosphere-board 150
Special Apparatus for Mortars 151
Battle-ships, Armor, etc. 151

EXAMINATION FOR TORPEDO-COMPANY GUNNERS 169
Second-class Gunners 169
Service of the Piece, Nomenclature 169
Duties in the Loading-room 174
Duties on the Water 181
Magazine Rifle, Description, etc. 186
First-class Gunners 186
Care and Preservation of Mine Material 186
Handling High Explosives 189
The Azimuth Instrument and Plotting-board 190
Storage Batteries 190
Generators 190
Searchlights 190
Oil-engines 195
Apparatus and Operation of Casemate Switchboard 198

THE GUNNER'S EXAMINER.