Conference ProceedingsRates of Loss and Replacement of Very Small Particles (VSP) on the Contact Surfaces of Footwear During Successive ExposuresPresenting section:Criminalistics2018Stoney, David A., Chantilly VA; Bowen, Andrew M., Dulles VA; Ausdemore, Madeline, Brookings SD; Stoney, Paul, Clifton VA; Neumann, Cedric, Brookings SDView the paperCriminalistics