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  • OAIster
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    A union catalog of more than 19 million digital resources from over 1,000 organizations developed by the University of Michigan and harvested using OAI-PMH (the Open Archives Initiative Protocol for Metadata Harvesting). Digital resources in OAIster include items such as digitized books and articles,born-digital texts,audio files,images,movies,datasets.
  • Obituaries & Death Notices
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    The largest and most comprehensive collection of newspaper obituaries and death notices. Extensive editorial review of all newspaper sections ensures thorough selection of obituaries for easy access. An easy-to-use interface allows searching by name, date range, or text such as institutional name, social affiliation(s), geographic location(s), philanthropic activities, etc.
  • OECD iLibrary
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    Publications portal of the Organisation for Economic Co-operation and Development (OECD) and consists of three sections that include books and reports by theme, periodicals, and statistics. These online services include access to OECD textual publications as well as publications of the International Energy Agency (IEA), the Nuclear Energy Agency (NEA), the International Transport Forum (ITF) in PDF form and access to OECD statistical databases in which data can be selected and downloaded as .xls, .csv, or .ivt files. Access is available for titles published from January 1998 onwards.
    Please note that access to the IEA stats is not part of USC's OECD subscription.
  • OmniFile Full Text Mega (H.W. Wilson)
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    OmniFile Full Text, Mega Edition™ contains a wealth of essential material for learning and detailed research in a single, easily-searched database. With the full text of articles from over 2,500 publications, and indexing and abstracts from nearly 3,600 publications, this database provides invaluable support for research in all core undergraduate subjects and for cross-disciplinary work.
  • OncoLink
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    Cancer information for patients, physicians, and academic oncologists from the University of Pennsylvania. Search either by disease or medical specialty. Includes clinical trials, conferences and meetings, and information on financial issues for patients.
  • OnePetro
    » More info is a multi-society library that provides a simple way to search for and access a broad range of technical literature related to the oil and gas exploration and production industry. From one place, you can search and buy documents from many different professional societies, or similar organizations, that serve the oil and gas industry.
    Please note that domain address validation will now occur on OnePetro within each user My OnePetro account. The steps to domain address validate are as follows. Click on Register and complete a very short form to build your own My OnePetro account. Once done, click on My Account,then click on the Go button under Domain Validation. You will be asked to click on a button that says Validate Me. Once validated, access will be granted for 90 days.
  • Online Encyclopedia of Mass Violence (OEMV)
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    The Online Encyclopedia of Mass Violence (OEMV) is a regularly updated electronic database focusing on massacres and genocides of the 20th century. Currently, there is no tool available that documents and classifies our knowledge by continent, country and historical period. The OEMV's first objective is to fill this gap by offering reliable historical description and interdisciplinary analysis of both well-documented and less well-known 20th century massacres. Resources provided include chronological indexes, case studies, analytical contributions on socio-political violence in a given country, a glossary of the terms most often used in the field of genocide studies as well as theoretical papers written by the most representative authors in the field.
  • Online Language Dictionaries
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    The WordReference Dictionaries are free online translation dictionaries.
  • Online Metabolic and Molecular Bases of Inherited Disease (OMMBID)
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    Comprehensive text on genetic disorders and the molecular and metabolic underpinnings of diseases as well as updates on pathophysiology and treatment. Includes chapters on the history of the inborn errors of metabolism, their impact on health, and their response to treatment. Covers genetic perspectives, basic concepts, how inherited diseases occur, diagnostic approaches, and the effects of hormones, as well as coverage of specific syndromes and specific body systems affected by disease.
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    This site boasts that one can “convert just about anything to anythingelse.” And with 50,000 conversions and 5,000 units, it has an impressiverange. Sure, it has the popular conversions: length, temperature, speed,volume, weight, cooking, area, fuel economy, and currency. But it alsocontains measurements for women’s clothing sizes between countries,light-years, density, torque, horse height, meeting room size needed forattendees, gauge and much more. There is even a “Fun Stuff” categorythat is practically addictive where users can find their age in dogyears, convert their names into Morse code, determine their weight onMars, and verify how many days until retirement! Indispensible.
  • Open Access Theses and Dissertations
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    OATD provides access to more than 1.6 million open-access theses and dissertations freely available from over 800 institutional repositories worldwide, going as far back as 1979. You can search across all fields or, in advanced search, by specific fields (Title, Author Name, Abstract, University/Publisher, or Subject/Keywords)
  • Opera in Video
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    Opera in Video will contain 250 of the most important operaperformances, captured on video through staged productions, interviews, anddocumentaries. Selections represent the world's best performers, conductors,and opera houses and are based on a work's importance to the operatic canon.The collection presents an overview of the most commonly studied operas inmusic history, opera literature, and performance classes. Multipleperformances and stagings worldwide of the major operas allow for analysisof stage design, vocal techniques, roles, and musical interpretation acrosstime periods, opera houses, and conductors.
  • Orbis
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    US and international company information from Bureau van Dijk including Datamonitor market research and company reports (same content as Mint Global with a different interface).
  • Orchestral Music Online
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    Orchestral Music Online is the online version of David Daniels's classicrepertoire reference work used by conductors, orchestras, musicians, andmusicologists. The database provides access to information on more than 6700 works by some 900 composers, and allows searching by duration,instrumentation, chorus type, and soloists.
  • OSA Publishing
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    Optical Society of America (OSA)'s online library for OSA flagship journals and for partnered and co-published journals. It contains recent proceedings from OSA and has a variety of simple and advanced search and browse features for locating articles. Good for users in engineering and physics science fields.
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    US and international public company information from Bureau van Dijk.
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    Historical data on public companies from Bureau van Dijk. Please contact the Crocker Business Library for access.
  • OTSeeker
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    This database contains abstracts of systematic reviews and randomized controlled trials relevant to occupational therapy. Trials have been critically appraised and rated to assist in evaluation of their validity and interpretability. These ratings will help in judging the quality and usefulness of trials for informing clinical interventions.
  • Oxford Art Online
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    Grove Art Online provides web access to the entire text of The Dictionary of Art (1996, 34 vols.) with annual additions of new material and updates to the text, plus extensive image links and all the sophisticated search advantages possible with an online reference source.
  • Oxford Bibliographies Online
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    Developed cooperatively with scholars and librarians worldwide, Oxford Bibliographies offers exclusive, authoritative research guides. Combining the best features of an annotated bibliography and a high-level encyclopedia, this cutting-edge resource guides researchers to the best available scholarship across a wide variety of subjects.
  • Oxford Dictionaries - Arabic
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    Find thousands of translations from Arabic into and out of English.
  • Oxford Dictionaries Online
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    OLDO provides fully searchable, completely comprehensive bilingual dictionaries, and unique study materials. It features over 4 million words, phrases, and translations. Includes Chinese, French, German, Italian, Russian, and Spanish into and out of English with pronounciation software.
  • Oxford Dictionary of National Biography
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    Subtitled "The people who shaped the history of the British Isles and beyond," the Oxford DNB covers noteworthy people in any walk of life who were connected with the British Isles and British history worldwide (/e.g.,/ Benjamin Franklin Empress Eugenie of France, Mahatma Gandhi). Contains signed, scholarly articles, many with extensive bibliographies, of 57,000 individuals, 6,000 of whom are women, who died in 2005 or earlier. Includes thematic interactive maps (e.g., British gardeners) and over 450 theme articles (reference lists, groups, and feature essays). Updated 3 times/year
  • Oxford Encyclopedia of Social Work
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    Encyclopedia of Social Work provides access to over 400 overview articles on key topics ranging from international issues to ethical standards with new articles and revisions to existing articles added regularly.
  • Oxford English Dictionary
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    "The OED Online contains the complete text of the 20-volume Second Edition, first published in 1989, together with its 3-volume Additions Series, published in 1993 (volumes 1 and 2) and 1997 (volume 3). Updated quarterly

    The Oxford English Dictionary is the accepted authority on the evolution of the English language over the last millennium. It is an unsurpassed guide to the meaning, history, and pronunciation of over half a million words, both present and past. It traces the usage of words through 2.5 million quotations from a wide range of international English language sources, from classic literature and specialist periodicals to film scripts and cookery books.

    The OED covers words from across the English-speaking world, from North America to South Africa, from Australia and New Zealand to the Caribbean. It also offers the best in etymological analysis and in listing of variant spellings, and it shows pronunciation using the International Phonetic Alphabet."

  • Oxford History of Western Music
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    The Oxford History of Western Music presents Richard Taruskin's unmatched narrative account of the evolution of Western classical music online for the very first time. The full text from the five-volume 2009 paperback editionhas been reproduced, as have notes, bibliographies, and further readings for each of the 69 chapters, numerous illustrations, and 1,800 musical examples.
  • Oxford Islamic Studies Online
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    This authoritative, dynamic resource brings together the best current scholarship in the field for students, scholars, government officials, community groups, and librarians to foster a more accurate and informed understanding of the Islamic world. Oxford Islamic Studies Online features reference content and commentary by renowned scholars in areas such as global Islamic history, concepts, people, practices, politics, and culture, and is regularly updated as new content is commissioned and approved. Encompassing over 3,500 A-Z reference entries, chapters from scholarly and introductory works, Qur'anic materials, primary sources, images, maps, and timelines, Oxford Islamic Studies Online offers a multi-layered reference experience designed to provide a first stop for anyone needing information and context on Islam.
  • Oxford Journals
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    Provides access to a search interface that retrieves articles across all Oxford titles; searches can be limited to specific subject categories.
  • Oxford Music Online
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    Grove Music Online is an integrated music resource on the web, including the full text of The New Grove Dictionary of Music and Musicians (second edition; 29 volumes), The New Grove Dictionary of Opera (4 volumes) and The New Grove Dictionary of Jazz (second edition; 3 volumes). Grove Music Online will be updated annually to ensure it remains the most up to date music reference work on the Internet.
  • Oxford Reference Online
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    The Core Collection brings together 100 language and subject dictionaries and reference works - containing well over 60,000 pages - into a single cross-searchable resource.
  • Oxford Scholarly Editions Online
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    Oxford Scholarly Editions Online (OSEO) provides an interlinked collection of authoritative Oxford University Press scholarly editions of major works from the humanities. OSEO offers access to more than 240 scholarly editions of material written between 1485 and 1700, including all of Shakespeare’s plays, the poetry of John Donne, and works by John Milton and John Locke. These editions contain over 16,000 different works including 343 plays, 8134 poems, and 8614 other works — the equivalent of over 119,000 print pages. USC has access to the full text of titles published up to and including the May, 2014 update.
  • Oxford Scholarship Online Economics and Finance
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    Oxford University Press has an extensive list of publications in Economics and Finance. Authors range from classic thinkers to modern masters, including twentieth-century Nobel Prize winners, and come from across the globe. USC has access to the full text of titles published up to and including the February, 2006 update.
  • Oxford Scholarship Online Philosophy
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    A full text database of philosophy monographs in all areas of philosophy published by Oxford University Press. USC has access to the full text of titles published up to and including the February, 2006 update.
  • Oxford Scholarship Online Political Science
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    A cross-searchable digital library containing more than 200 classic and newly-published works in political science that include coverage of political theory, comparative politics, political economy, democratization, international relations, environmental politics, and American, European Union, UK and Russian politics. USC has access to the full text of titles published up to and including the February, 2006 update.
  • Oxford Scholarship Online Religion
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    A full text database of religion and theology monographs in all areas of religion and theology published by Oxford University Press. USC has access to the full text of titles published up to and including the February, 2006 update.
  • Oxford Text Archive
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    The Oxford Text Archive (OTA) collects, catalogues, preserves and distributes high-quality digital electronic texts and other literary and language resources for research and teaching. It currently holds thousands of texts in more than 25 different language (e.g., Middle High German, Ancient Greek, and Sanskrit).
  • OxResearch
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    This database provides succinct analytical articles covering world and regional economic and political developments of major significance. It evaluates issues and events within a coherent political, social and economic framework. Additionally, it contains objective, multi-disciplinary articles compiled by an extensive international network of over 1,000 faculty members at Oxford and other leading universities around the world, as well as think-tanks and institutes of international standing.
  • Oya Soichi Bunko. Zasshi Kiji Sakuin. Web Edition.
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    Web OYA-bunko or The Oya Soichi Library Periodicals Index Retrieval Service is an online index for magazine articles provided by Oya Soichi Library. It covers publications of Japanese popular magazines from Meiji Period to the present. To the current almost 6 million index records, they annually add ca. 200,000 records. Our consortium subscription provides one simultaneous access.