Quobba blowhole
The blowhole at Quobba Station, Western Australia, in the 1930s.
Images
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https://commons.wikimedia.org/wiki/File:Quobba_blowhole,_hole_(full).png
https://commons.wikimedia.org/wiki/File:Quobba_blowhole,_hole_(cropped).png
https://commons.wikimedia.org/wiki/File:Quobba_blowhole,_hole_(verso).png
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