This document was released by the U.S. Army Corps of Engineers, the military engineering branch of the United States Army. This tag does not indicate the
domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. Public domain works must be out
domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929. Public domain works must be out