.m 



SSfl^^^ 



RUDDER 



COMPRESSED AIR CYLINDER 

 ELECTRIC SUPPLY CABLE 1 OBSERVATION WINDOW 



HANDRAIL \ | HATCH-. / HOISTING HOOK 



AZIMUTH FINDER 



TIDAL CURRENT METER 

 OBSERVATION WINDOW 

 SONAR SOUNDER 

 BALLAST TANK 



PROPELLER BALLAST TANK 



UNDERWATER 

 FLOOD LIGHT 



ANCHOR CHAIN 



TURNING MIRROR 

 OBSERVATION WINDOW 



REVOLVING STAND 



SONAR SOUNDER 

 OBSERVATION WINDOW 



148 



