Barometer Handbook 118 Alpha - Bravo - Charlie

Alpha - Bravo - Charlie - Delta - Echo - Foxtrot - Golf - Hotel - India - Juliet - Kilo - Lima - Mike - November - Oscar - Papa - Quebec - Romeo - Sierra - Tango -Uniform - Victor - Whiskey - Xray - Yankee - Zulu

Papua New Guinea - South Coast - Daru Roads to Kerema Bay 1:300 000

Replacement pockets available here

Compass can also be read from above like a standard compass

Barometer Handbook 118 Alpha - Bravo - CharlieWith the exception of trained meteorological crews, barometers in the past were used at sea primarily to learn if the pressure was going up or down, and whether it was doing this rapidly or slowly. From this we made an educated guess of a likely consequence, usually in conjunction with other observations. Outside of professional marine use, little effort was made to know the true pressure for several reasons. We did not know what to do with it if we