Research & Education JFS Articles AAFS Connect Conference Proceedings Reference Series Library International Educational Outreach Program The Determination of Gunshot Residue (GSR) Settling Velocity Presenting section: Criminalistics 2018 Schultheis, Cassidy M., Pittsburgh PA; Wetzel, Stephanie J., Pittsburgh PA; Horner, Stephanie, Monroeville PA; Laneve, Allison, Monroeville PA View the paper Criminalistics