363673PD: Remains of concrete structures used during nuclear testing at Montebello Islands, Western Australia, 1956?

Remains of concrete structures used during nuclear testing at Montebello Islands Western Australia 1956
Remains of concrete structures used during nuclear testing at Montebello Islands, Western Australia, 1956?
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State Library of Western Australia 363673PD; West Australian Petroleum Pty. Ltd. collection ; BA2757/530-532