April 2013

Magnetic Powder

By Pat A. Wertheim This article originally appeared in Minutiae, the Lightning Powder Co. Newsletter, #43, July-August 1997. Even though magnetic powder has been available since the early 1960’s, many latent print…

Trace Evidence: Hair

by Kathy Steck- Flynn Edmond Locard was the founder of the Institute of Criminalistics at the University of Lyon in France. Locard believed that that when on person came in contact with…