EM 1110-2-1612: Ice Engineering

EM 1110-2-1612: Ice Engineering — U.S. federal General / Administration engineer-manual, 2006 edition, published by U.S. Army Corps of Engineers. Public-domain U.S. government work (17 U.S.C. §105). Work of the U.S. federal government — public domain (17 U.S.C. §105).