River and Canal Engineering, the characteristics of open flowing streams, and the principles and methods to be followed in dealing with them. — 2. Other Rivers.—It often happens that the materials—sand, gravel, and shingle—of which a sea beach is composed shift gr

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River and Canal Engineering, the characteristics of open flowing streams, and the principles and methods to be followed in dealing with them. 2. Other Rivers.—It often happens that the materials—sand, gravel, and shingle—of which a sea beach is composed shift gr · ch 74/78

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