Louvre Pyramid of . Its square base has sides of and a base surface area of . It consists of 603 rhombus-shaped and 70 triangular glass segments. The pyramid structure was engineered by Nicolet Chartrand Knoll Ltd. of Montreal (Pyramid Structure / Design Consultant) and Rice Francis Ritchie of Paris (Pyramid Structure / Construction Phase). The pyramid and the underground lobby beneath it were created because of a series of problems with the Louvre's original main entrance, which could no longer handle the enormous number of visitors on an everyday basis. Visitors entering through the pyramid descend into the spacious lobby then
Structure of the British Armed Forces in 1989 Structure of the British Armed Forces in 1989 At the end of the Cold War in 1989 the British Armed Forces structure was as follows: In 1989 the British Armed Forces had a peacetime strength of 311,600 men and defense expenditures were 4.09% of GDP. Joint establishments were tri-service units providing services to all three branches of the British Armed Forces/ The Defence Operations Executive, led by the Deputy Chief of the Defence Staff (Commitments) and including the Assistant Chiefs of the Naval, General, and Air Staffs, supervised the Joint Operations Centre which in turn passed orders to the forces