Whitehead's American essays in social philosophy / ed. with an introd. by A.H. Johnson autobiography of a Whitehead torpedo / Guns F.B.I. story / by Don Whitehead ; forew. by J. Edgar Hoover mentor books Science and the modern world / Alfred North Whitehead publication de la reunion des officiers Appareil directeur permettant de gouverner de terre les torpilles automobiles : application a la torpille Whitehead / Henri Pugibet