MuseumsHistory, 18th Century: Time period from 1701 through 1800 of the common era.Exhibits as Topic: Discussions, descriptions or catalogs of public displays or items representative of a given subject.History, 19th Century: Time period from 1801 through 1900 of the common era.History of MedicineCimicidae: A family of wingless, blood-sucking insects of the suborder HETEROPTERA, including the bedbugs and related forms. Cimex (BEDBUGS), Heamatosiphon, and Oeciacus are medically important genera. (From Dorland, 28th ed)Phascolarctidae: A family of marsupials in the order Diprotodontia, native to Australia and possessing vestigial tails. There is a single living genus and species: Phascolarctos cinereus, the koala.Biography as Topic: A written account of a person's life and the branch of literature concerned with the lives of people. (Harrod's Librarians' Glossary, 7th ed)Extinction, Biological: The ceasing of existence of a species or taxonomic groups of organisms.History, 17th Century: Time period from 1601 through 1700 of the common era.ArtChronology as Topic: The temporal sequence of events that have occurred.WashingtonPhilippinesTransportation: The means of moving persons, animals, goods, or materials from one place to another.Northwestern United States: The geographic area of the northwestern region of the United States. The states usually included in this region are Idaho, Montana, Oregon, Washington, and Wyoming.Northwest Territories: A federally administered division of Canada. Its capital is Yellowknife. The former northern and eastern-most parts of the Territory comprise the new territory of Nunavut, effective April 1, 1999.Industry: Any enterprise centered on the processing, assembly, production, or marketing of a line of products, services, commodities, or merchandise, in a particular field often named after its principal product. Examples include the automobile, fishing, music, publishing, insurance, and textile industries.China: A country spanning from central Asia to the Pacific Ocean.Coal: A natural fuel formed by partial decomposition of vegetable matter under certain environmental conditions.Columbidae: Family in the order COLUMBIFORMES, comprised of pigeons or doves. They are BIRDS with short legs, stout bodies, small heads, and slender bills. Some sources call the smaller species doves and the larger pigeons, but the names are interchangeable.Rivers: Large natural streams of FRESH WATER formed by converging tributaries and which empty into a body of water (lake or ocean).Steel: A tough, malleable, iron-based alloy containing up to, but no more than, two percent carbon and often other metals. It is used in medicine and dentistry in implants and instrumentation.New South Wales: A state in southeastern Australia. Its capital is Sydney. It was discovered by Captain Cook in 1770 and first settled at Botany Bay by marines and convicts in 1788. It was named by Captain Cook who thought its coastline resembled that of South Wales. (From Webster's New Geographical Dictionary, 1988, p840 & Room, Brewer's Dictionary of Names, 1992, p377)Trust: Confidence in or reliance on a person or thing.Australia: The smallest continent and an independent country, comprising six states and two territories. Its capital is Canberra.Encyclopedias as Topic: Works containing information articles on subjects in every field of knowledge, usually arranged in alphabetical order, or a similar work limited to a special field or subject. (From The ALA Glossary of Library and Information Science, 1983)Cheese: A nutritious food consisting primarily of the curd or the semisolid substance formed when milk coagulates.BrazilEnglandMedlinePlus: NATIONAL LIBRARY OF MEDICINE service for health professionals and consumers. It links extensive information from the National Institutes of Health and other reviewed sources of information on specific diseases and conditions.Religion and ScienceReligious Philosophies: Sets of beliefs on the nature of the universe or Man.Social Media: Platforms that provide the ability and tools to create and publish information accessed via the INTERNET. Generally these platforms have three characteristics with content user generated, high degree of interaction between creator and viewer, and easily integrated with other sites.TexasVideotape Recording: Recording of visual and sometimes sound signals on magnetic tape.Biological Evolution: The process of cumulative change over successive generations through which organisms acquire their distinguishing morphological and physiological characteristics.Heart: The hollow, muscular organ that maintains the circulation of the blood.Heart Rate: The number of times the HEART VENTRICLES contract per unit of time, usually per minute.History, 20th Century: Time period from 1901 through 2000 of the common era.Historiography: The writing of history; the principles, theory, and history of historical writing; the product of historical writing. (Webster, 3d ed)History of DentistryMathematics: The deductive study of shape, quantity, and dependence. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 6th ed)Public Opinion: The attitude of a significant portion of a population toward any given proposition, based upon a measurable amount of factual evidence, and involving some degree of reflection, analysis, and reasoning.Mathematical Concepts: Numeric or quantitative entities, descriptions, properties, relationships, operations, and events.Newspapers: Publications printed and distributed daily, weekly, or at some other regular and usually short interval, containing news, articles of opinion (as editorials and letters), features, advertising, and announcements of current interest. (Webster's 3d ed)Mass Media: Instruments or technological means of communication that reach large numbers of people with a common message: press, radio, television, etc.Newspaper ArticleJournalism: The collection, preparation, and distribution of news and related commentary and feature materials through such media as pamphlets, newsletters, newspapers, magazines, radio, motion pictures, television, and books. While originally applied to the reportage of current events in printed form, specifically newspapers, with the advent of radio and television the use of the term has broadened to include all printed and electronic communication dealing with current affairs.Communications Media: The means of interchanging or transmitting and receiving information. Historically the media were written: books, journals, newspapers, and other publications; in the modern age the media include, in addition, radio, television, computers, and information networks.ParisExhibitionsAnniversaries and Special Events: Occasions to commemorate an event or occasions designated for a specific purpose.Music: Sound that expresses emotion through rhythm, melody, and harmony.Music Therapy: The use of music as an adjunctive therapy in the treatment of neurological, mental, or behavioral disorders.