Ships within 48 hours · Estimated delivery Sep 12 - Sep 17
Australia - North West Coast - Western Australia - Port Nelson and Prince Frederick Harbour
Southern Ocean - Australia South Coast 1 : 3 500 000
1 : 37 500
Australia - North West Coast - Western Australia - Dampier Archipelago
Australia - East Coast - Queensland - Penrith Island to Whitsunday Island 1 : 150 000
Barometer Handbook Size 4 Australia - North West CoastWith 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