By the silting process above described, we may carry a Dam across a hollow of a few yards in width, to form a small pond for driving machinery, or for domestic purposes.
42.  By the silting process above described, we may carry a Dam across a hollow of a few yards in width, to form a small pond for driving machinery, or for domestic purposes.  By this means, we may also bund across valleys of miles in width, or join mountain ranges together, to form fresh water lakes to irrigate thousands of square miles of country.