vs. smooth shank nails Sept. 1993 The Center for Applied Engineering, Inc. Project No. 307025 Test #MDC-77 Wind Driven Rain PA 100 Oct. 1994 Atlanta Testing & Engineering, Inc. R1.894 Physical Properties Aug. 1994 R2.894 PA 112 R3.894 Professional Service Industries, Inc. 395-40011-1 Physical Properties Feb 2004 P