Permanent - Philadelphia and Reading Coal

Permanent Blind Relief War Fund for Soldiers and Sailors (New York, N.Y.), 1916

Perrault, J.P., 1905

Perry, J.M., 1903

Perry, R. Hinton, 1916

Perry, W.H., 1892

Peter, Le Baron Michel, 1917

Peter Wright and Sons (Philadelphia, Pa.), 1890

Peters, Ralph, 1909-1916

Peters, William F., 1915

Peterson, J.C., 1890

Petre, M.W., 1898

Petrie, [?],1906

Pfaelzer, Franklin T., 1905

Pfaelzer, Walker and Co. (New York, N.Y.), 1904

Pfahler, Margaret D., 1917

Pfizer, G.A., 1913

Pflederer, Dan L., 1916

Pfohl, W., 1919

Phelps, E.E., 1919

Philadelphia and Reading Coal and Iron Co. (Philadelphia, Pa.), 1904, 1915