IENTIFIC AMERICAN ap- three and a half miles. All of this land is to be pleted, and will probably be the most extensive exca- peared an interesting description of how the city of raised to a minimum height of 15 feet above its ordi- vation project which has yet been attempted in the Galveston is… … of this marsh meadow was agitated. An investiga- respectively. The discharge pipe served by the pump Interior of the Ladder, Showing Shaft Briving the tion was made by engineers, who decided that it could is also 30 inches in diameter. It is constructed in sec- tions, and it is be filled in by…
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