Authoritative Statements

Professor Shaler says: "Founded on iardpan gr subsoil, it is commonly possible to make a tolerably permanent road )' placing upon the bed a layer of from iight to twelve incb.es of broken lime3tone." Mr. J. F. Pope, a prominent civil engrineer, estimates that "a road eighteen Ceet wide, uine inches tbick at the center, falling to 4i inches at the sides, can be bnilt for $2,100."