Research & Education JFS ArticlesAAFS ConnectConference ProceedingsReference Series LibraryInternational Educational Outreach ProgramDifferentiation of Black Permanent Marker Inks by Thin-Layer Chromatography and Gas Chromatography-Mass SpectrometryPresenting section:Questioned Documents2011Fuchs, Allison M., Quantico VA; Rowe, Walter F., Washington DCView the paperQuestioned Documents