; 3. Waves versus Concrete. Tho. above illustration shows the root of the Breakwater during a storm.
4. TWENTY-TON CONCRETE BLOCKS at the root of the Breakwater, displaced from line to echelon by the waves shown in the previous picture.
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https://paperspast.natlib.govt.nz/periodicals/P19101201.2.41.3
Bibliographic details
Progress, Volume VI, Issue 2, 1 December 1910, Page 483
Word Count
39; 3. Waves versus Concrete. Tho. above illustration shows the root of the Breakwater during a storm. 4. TWENTY-TON CONCRETE BLOCKS at the root of the Breakwater, displaced from line to echelon by the waves shown in the previous picture. Progress, Volume VI, Issue 2, 1 December 1910, Page 483
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