Spectrographic Analysis by Spark Etching of Grain Boundary Material in Forged and Cast Monel Metals, Document Details Document Type Technical Report Publication Date Feb 09, 1938 Accession Number ADA951468 Entities People S. Vigo Tags DTIC Thesaurus Topics Alloys Boundaries Chemical Compounds Copper Alloys Copper Nickel Alloys Crystal Structure Grain Boundaries Materials Monel Metal