multum in parvo , Sheffield contrivances, assuming the exterior⁠—though a little swelled⁠—of a common pocket knife; but containing, not only blades of various sizes, but also screwdrivers, corkscrews, tweezers, awls, pens, rulers, nail-filers, countersinkers. So, if his superiors wanted to use the carpenter for a screwdriver, all they had to do was to open that part of him, and the screw was fast: or if for tweezers, take him up by the legs, and there they were.