TY - BOOK ED - European Productivity Agency TI - Titanium, zirconium: and some other elements of growing industrial importance AV - TN799.T5 T58 1956 PY - 1956/// CY - Paris PB - European Productivity Agency KW - Titanium KW - Zirconium KW - Nonferrous metals KW - Metallurgy N1 - "Project no. 247." ER -