Pickett - Pisor

Pickett, William L., 1912

Pictorial News Co. (New York, N.Y.), 1915

Pier, Arthur Stanwood, 1915

Pierce, A.M., 1900

Pierce and Cox (Boston, Mass.), 1902

Pierce, H.C., 1902

Pierce, Kelly and Co. (Sharpsville, Pa.), 1890

Pierce, James B., 1890-1915

Pierce, Roger, 1914

Pierce, W.T., 1905

Pierson, [?], no year

Pierson U-Bar Company [no place], 1909

Pigott, H. Herbert, 1898-1899

Pike, W.L., 1906

Pilots' Association (Philadelphia, Pa.), 1900

Pingree, David, 1911

Pingree, Harriet E., 1911

Pinkerton's National Detective Agency [various locations], 1886-1906

Pinkerton, S.S., 1900

Pinnock, [?],1885

Pintefract, J.G., 1886, 1894

Pirie, Fred A., 1921-1922

Pisor, J.H., 1906