Mineral specimens (6) - Cuprite/var.ChalcotrichiteĀ (April 1943), Copper (Chimney Rocks, NJ, March 1944), Pyromorphite (Phoenixville, PA, 1943), Crysocolla enclosing Cuprite (Cornwall, PA, March 1944), Markasite on Calcite (Blue Bell, PA, March 1944), Gold (Jan. 1944).