TY - BOOK ED - United States. ED - United States. TI - Strength of metal aircraft elements: military handbook U1 - 620.160973 PY - 0000///[n.d.] CY - Washington, D. C. PB - Armed Forces Supply Support Center KW - Airplanes KW - Materials KW - United States KW - Metals KW - Testing KW - Strength of materials N1 - This documents has been prepared and is being maintained by the department of defense with assistance of the federal aviation agency ER -