Halberd steadily decreased. The halberd all but disappeared as a rank-and-file weapon in these formations by the middle of the sixteenth century, though Hakluyt's 'Voyages' relate the death of a halberdier named Zachary Saxy (probably a German) in fighting on the coast of Ecuador during Cavendish's circumnavigation in 1587. The halberd has been used as a court bodyguard weapon for centuries, and is still the ceremonial weapon of the Swiss Guard in the Vatican and the "Alabarderos" (Halberdiers) Company of the Spanish Royal Guard. The halberd was one of the polearms sometimes carried by lower-ranking officers in European infantry units in
Bill of materials they are designed (engineering bill of materials), as they are ordered (sales bill of materials), as they are built (manufacturing bill of materials), or as they are maintained (service bill of materials). The different types of BOMs depend on the business need and use for which they are intended. In process industries, the BOM is also known as the formula, recipe, or ingredients list. The phrase "bill of material" (or "BOM") is frequently used by engineers as an adjective to refer not to the literal bill, but to the current production configuration of a product, to distinguish it from modified