nsidered as having been wasteful the sleeve integral with the sliding jaw broken out, to the tool complete and Pigs. 2, 3 and 4 are transverse of drawing office time, and uselessly elaborate, and show the engagement of a locking link with teeth on the under side of the shank, which is shown also in… … improved recently by an invention of Prof. Henri HALL'S WRENCH. Marion, of the Naval Academy, a small water tight aluminum message holder, weighing less than eight sleeve of the sliding jaw, and between the back of the grains, which can be fastened to the pigeon in an in- shank and the sleeve is an…