Contract Number DAA6 46-71-C-0162 Sponsored by the Advanced Research Projects Agency, Department of Defense, and the Office of wmervauon, energy nesearcn ano uevwopmen« Aommanrauon. Agency Accession Number DA 00 4733 Distribution ImHed to US. Government agencies only; Test Evaluation data: August «77. Other requests for this document must be referred to the Director. Army Materials and Mechanics neueren Cantor, ATTN: AMXMR-PL. Watortoam. Massachusetts 02172.