TY - BOOK ID - 135628002 TI - Methods for the identification of aircraft tubing of plain carbon steel and chromium-molybdenum steel AU - Mutchler, Willard AU - Buzzard, R. W. AU - United States. PY - 1930 PB - Washington, [D.C.] : National Advisory Committee for Aeronautics, DB - UniCat KW - Tubes, Steel KW - Carbon steel KW - Chrome steel KW - Testing. UR - https://www.unicat.be/uniCat?func=search&query=sysid:135628002 AB - ER -