Reprint of the original, first published in 1845.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations.

Additional headings (not in index): dispositions of the counter-mines; manner of loading and firing a mine; form of the crater and rules for changing mines; employment of mines; formation of fougasses.