Zf928. Rick Storment a retired USN Master Diver and Master Chief Boatswains Mate delivers a piece of wooden hull from the ex USS Guardian which had to be cut up and removed from the world famous reef Tubbtaha Reef.
The Corregidor Forum, the section Military News from and In the Philippines, has pictures of the disaster of the USS Guardian, a wooden mine sweeper, grounding on the world famous reef, the Tubbataha Reef in the Philippines and how it was removed.
https://corregidor.proboards.com/thread/1380/military-news-philippines (this is page 1 but the pictures are covered in the first 3 pages out of 16 pages of the news section)