Corres. with Wm. Powell Comp. Corres. with Plough Chemical Comp. Corres. with Phillips-Jones Corp. Corres. with E. V. Price and Comp. Corres. with Pittsburgh Plate Glass Comp. Corres. with Peden Iron & Steel Corres. with Perfect Drop Seat Garment Co. Corres. with Perry, A. G. Corres. with Perkins DGds Co. Corres. with Peerless Belt Lacing Machine Co. Corres. with Padgitt, Tom Co. Corres. with Patterson, C. T. Co. Corres. with Palmolive Co. Corres. with Parke, Davis & Co. Corres. with Olive & Meyers Mfg. Co. Corres. with Orr & Sembower Corres. with Norvell-Wilder Hdwe Co. Corres. with Newman Clock Co. Corres. with National Dry Kiln Co. Misc. Correspondence (a few pieces)