halsey system
81National Register of Historic Places listings in Tioga County, New York — Location of Tioga County in New York Map of …
82Admiralty Islands campaign — Admiralty Islands Part of World War II, Pacific War …
83MMR vaccine controversy — The MMR vaccine controversy is over the safety of the MMR vaccine. Critics of the vaccine say that the incidence of autism has greatly increased and that the vaccine is a primary cause of this increase. They posit that the vaccine can overwhelm… …
84Spiritual Hierarchy — Part of a series on Theosophy Founders of the T. S. Helena Blavatsky · …
85Debates on the grammar school — The debate about the British Tripartite System, also known as the grammar school system, still continues years after its abolition was initiated, and has evolved into a debate about the pros and cons of selective education in general. In general …
86Norden bombsight — The Norden bombsight at the Computer History Museum in Mountain View, California. This example does not have the associated autopilot attached …
87Submarine — For other uses, see Submarine (disambiguation). A Japan Maritime Self Defense Force Oyashio class submarine in 2006 A submarine is a watercraft capable of independent operation below the surface of the water. It differs from a submersible, which… …
88Vaccine — For other uses, see Vaccine (disambiguation). A vaccine is a biological preparation that improves immunity to a particular disease. A vaccine typically contains an agent that resembles a disease causing microorganism, and is often made from… …
89Virus — This article is about the biological agent. For other uses, see Virus (disambiguation). For a generally accessible and less technical introduction to the topic, see Introduction to viruses. Viruses …
90gonopore — External opening of the oviduct or vas deferens [Holdich and Jones, 1983]. Outlet for genital products, generally placed constantly in different crustaceans. (Syn. sexual pore) [Moore and McCormick, 1969]. Outlet for genital products. (Syn.… …
