D 14
13.-Lighthouses and Signal Stations.
GAP ROCK LIGHTHOUSE,
During 1928 a total number of 1,388 vessels were signalled and reported including 274 by Flash lamp.
4,266 messages, including meteorological observations for the Observatory, were sent by telegraph, 812 messages were received (32 by wireless) including weather reports.
Telegraphic communication was interrupted for 15 hours and 25 minutes.
There were 91 hours and 30 minutes of fog, and fog signals were fired 569 times.
The fortnightly reliefs were delayed 6 times owing to bad weather.
WAGLAN LIGHTHOUSE.
During 1928, 4,652 vessels were signalled and reported including 1,055 by Flash lamp.
3,925 messages including meteorological observations for the Royal Observatory were sent by telegraph and 103 by wireless.
805 messages were received by telegraph and 83 by wireless including weather reports.
Telegraphic communication was maintained throughout the year.
There were 359 hours fog, and fog signals were fired 4,430 times.
The Diaphone fog signal was sounded for 367 hours 30 minutes. The relief was delayed owing to bad weather on 5 occasions.
GREEN ISLAND LIGHTHOUSE AND SIGNAL STATION.
During 1928, 1,635 vessels were signalled and reported. 24 vessels were not reported owing to telephonic communication being interrupted.
365 messages were sent and 18 were received.
Aga lights (including Green Island) are now 17 in number and have worked accurately and continuously throughout the year. The Beckwith Bell fog signal has worked satisfactorily throughout the year.
KAP SING LIGHTHOUSE,
This station has been regularly inspected and has worked satisfactorily throughout the year.