Cross spales

( Naut.) Pieces of timber placed acro a ve el, and nailed to the frames, to keep the sides together until the knees are bolted. Cro '-springer, n . ( Arch . ) In groined vaulting, the rib which extends diagonally from one pier to another. Cro '-staff, n. A kind of quadrant formerly used at sea, for taking the altitude of celestial bodies. Cro -stone, n. ( Min .) Same as AND A LUCITE, q. v. Cro '-tie, n . A railway sleeper laid cro wise to con nect the rails. Cro Timbers, in Mi ouri, a post-village of Hick Cro '-tining, n. ( Agric.) A mode of harrowing cro ory co. wise.