Bronze and brass ornamental work spiral coils, and its rivet-heads (originally gold-cased) with whorls. Ordinary Mycenaean blades are enriched with narrow mouldings, parallel to the midribs of swords and daggers, or to the curved backs of one-edged knives. The spearheads have hammered sockets. Other tools and implements are oval two-edged knives, square-ended razors, cleavers, chisels, hammers, axes, mattocks, ploughshares and saws. Cycladic and mainland Greek (Helladic) weapons show no ornament but include some novel types. A tanged spearhead has a slit (Cycladic) or slipped (Helladic) blade for securing the shaft; and the halberd, a west European weapon, was in use in the Middle Helladic Greece.
Authorization bill bill provides the funding needed for the agency, program, or activity that was just authorized by the enacted authorization bill. Agencies and programs must have been authorized before they can have funds appropriated to them according to the rules of the House and (to a lesser extent) the Senate. The rules are meant "to ensure that substantive and financial issues are subjected to separate and independent analysis." However, these rules are often not followed. The two types of bills - authorization bills and appropriations bills - are separated into the jurisdiction of different committees. Appropriations bills are handled by the