TY - BOOK AU - Petzow, Gunter TI - METALLOGRAPHIC ETCHING U1 - 669.95028 PY - 1978/// CY - Metals Park, Ohio PB - American Society For Metals KW - Metals -- Etching KW - Metallographic Specimens N1 - An Improved Version Of The 5th Ed. Of : Metallographische Atzen; References : P. 108-112 ER -