The Australian War Memorial Collection. Test site
Eight ton concrete blocks drying in the sun, which will be used to anchor the boom defence nets in the Manton dam.
Newly made eight ton concrete blocks curing in the sun. These will be used to anchor the boom defence nets across Darwin Harbour and the recently completed Manton dam, located about 70 Kilometres sout
As a war precaution, Australian Army Engineers, in cooperation with the Naval Boom Commander, installed a boom defence system against aerial torpedoes in the Manton dam. The vehicle is a 30 CWT K seri
DARWIN, NT. 1943-07-01. ONE TON FOUR HUNDREDWEIGHT OF WIRE ROPE TO BE USED AS A "JACK STAY" FOR ANCHORING THE BOOM ON MANTON DAM.
As a war precaution, Australian Army Engineers, in cooperation with the Naval Boom Commander, installed a boom defence against aerial torpedoes in the Manton dam, south of Darwin. The engineers are in
DARWIN, NT. 1943-07-01. BOOM DRUMS USED TO SUPPORT UNDERWATER NET ON MANTON DAM. THIS BOOM IS TO COUNTER AERIAL TORPEDO ATTACK. THE TWO TEMPORARY PYLONS CAN ALSO BE SEEN.
DARWIN, NT. 1943-07-06. VIEW OF BOOM WORKING VESSEL, HMAS "KOALA". WEED ENCRUSTED 9 TON CONCRETE ANCHOR OF BOOM NET CAN BE SEEN IN THE RIGHT FOREGROUND, WHICH HAS BEEN LIFTED FOR INSPECTION AND CLEANI
