Conference ProceedingsThe Characterization of Vehicles Found in Ballpoint Ink Cartridges of Different Composition and Possible Implications on Ink Aging ExaminationsPresenting section:Questioned Documents2009Abercrombie, Vanessa E., Arlington VA; Houlgrave, Stephanie M., Arlington VA; LaPorte, Gerald M., Broomfield CO; Stephens, Joseph C., Quantico VAView the paperQuestioned Documents