Open access collections in WorldCat KnowledgeBase (31 August 2021) Collection/Database Content Provider ACLS Humanities Open eBooks ACRL Open Access Acta Classica African Journals Online African Journals Online AgEcon Search AIP Journals (Open Access) Scitation Akademiai Kiado Journals (Open Access) Akadémiai Kiadó Allen Press Open Access Content Allen Press AMBS HathiTrust Biblical Studies Collection HathiTrust Digital Library AMBS HathiTrust Mennonite History Collection HathiTrust Digital Library AMBS Internet Archive Mennonite Books Collection American Chemical Society Open Access Journals American Chemical Society American Meteorological Society (OA titles only) American Museum of Natural History Research Library American Physical Society Publications The American Physical Society American Physiological Society, open access and open archive American Phytopathological Society Journal Back Issues The American Phytopathological Society AMS Open Access Journals American Mathematical Society Ancient Near East Monographs (Society of Biblical Literature) Ancient World Digital Library Archaeology Data Service Journal Series Archaeopress Open Access Archive of African Journals Art, llengua societat I cultura catalanes Asbury Theological Seminary Journals Asbury Theological Seminary Theses and Dissertations Asian Development Bank (ADB) Asian Development Bank Association of Religion Data Archives (ARDA) Data Archive Association of Religion Data Archives (ARDA) Guiding Papers Series Association of Religion Data Archives (ARDA) Teaching Tools College Modules American Theological Library Association ATLA Open Access Ebooks & Journals (ATLA) Atlanta Historic Newspapers Archive Australian School Open Access Content Australian School Open Access Images BACON American Association for the Advancement of Science: GLOBAL OPENACCESS ABES BACON BACON American Institute of Physics: GLOBAL OPENACCESS ABES BACON BACON American Meteorological Society: GLOBAL OPENACCESS ABES BACON BACON 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JSTOR Open Access JSTOR Boston College Digitized Newspapers Boston College Open Access Journals Brepolis Publishers (OA Titles Only) Bridging The Past: Henderson Through Oral History Brill eBook ‐ free during COVID‐19 Brill Brill eBooks, open access Brill journals, open access Brill Brill Open E‐Book Collection Brill British History Online British Institute for the Study of Iraq British Library EThOS: All Freely Available Theses British Library British Museum Research Publications series Broadening access to books on Texas and Oklahoma Bukkyō Dendō Kyōkai (BDK) Tripitaka Translation Series CAB Open Access CABI Cairn Revues Free access Journals Cairn California State Documents ‐ Electronic Cambridge Open Access Books Cambridge University Press Cambridge Open Access Journals Cambridge University Press Cambridge Wholly Gold Open Access Journals Cambridge University Press Canadian Government Depository Websites (McGill) Canadian Government Publications (McGill) Canadian University Press Open Access Ebooks CEEOL Open Access eBooks CEEOL CEEOL Open Access Journals CEEOL Cell Press (Free Access) Elsevier Center for Chinese Studies 漢學中心 Center for Comparative Immigrant Studies (UC San Diego) Center for Engaged Learning Open Access Book Series Center for Global Development Center for Hellenic Studies Publications Center for Japanese Studies Publications Charleston Briefings Chronicling America: Historic American Newspapers Library of Congress CiNii Open Access Journals and Research Bulletins National Institute of Informatics, Japan CLOCKSS Serials Triggered Content Free Access Content CMU e‐Documents Congressional Hearings Congressional Research Service Reports Contemporary Arts Museum Houston Exhibition Catalogues Copernicus Group Copernicus Group Cornell East Asia Book Series Cornell University COVID‐19 Research, websites of free resources from publishers, platforms, and federal governments CRKN Open Access Journals Canadian Research Knowledge Network De Gruyter CICERO ‐ STUDIES ROMAN THOUGHT RECEPTION OA De Gruyter Online De Gruyter Open Access eBooks De Gruyter Online De Gruyter Open Access eJournals De Gruyter Online Debates in the digital humanities Digital Library of the Commons Digital South Asia Library (DSAL) Digital Theological Library Collection DigiZeitschriften Open Access Journals DigiZeitschriften Open Access Publishing in European Directory of Open Access Books Networks Directory of Open Access Journals (All titles) Directory of Open Access Journals Documenting the American South Doing Business In DTL OA Aberystwyth University Dissertations DTL OA Appalachian State University Dissertations (Religious Studies) DTL OA Finnish Literature Society (SKS Open Access Publications) DTL OA 18 & 19th Italian Books (Hathitrust) HathiTrust Digital Library DTL OA 18th & 19th books (Hathitrust) DTL OA AA Big Book 4th ed. (English, French, Spanish) DTL OA Abilene Christian University Repository DTL OA ACLS Open Access Humanities ebooks ACLS Humanities Ebook Project DTL OA Adventist Digital Library DTL OA Africa books (1920 to 1929) DTL OA AfricanAmericanWomenWriters (Hathitrust) DTL OA Agricultural University Dissertations (Religious Studies Related) DTL OA Aligarh Muslim University Dissertations (Religious Studies Related) DTL OA Amarna Project Open Access Ebooks DTL OA American Association of University Professors Open American Association of University Access ebooks & Journals Professors DTL OA Amherst College Press DTL OA Ancient World Digital Library DTL OA Ancient World Online Open Access Monograph Series: Amheida [NYU Excavations at Amheida in Egypt's Dakhleh Oasis] (Open Access eBooks) DTL OA Andrews University Religious Studies dissertations Andrews University DTL OA Aquiline Books DTL OA Archaeopress Ebooks 2020 update DTL OA Archeopress Ebooks DTL OA Arizona State University Dissertations (Religious Studies Related) DTL OA Asbury Seminary eplace DTL OA Asbury Seminary FirstFruits DTL OA Asbury Seminary FirstFruits (March 2018 update) DTL OA Aston & Auburn University Dissertations (religious studies related) DTL OA Athabasca University Press Athabasca University Press DTL OA Atlanta University & Clark Atlanta University Theses and Dissertations DTL OA Atlanta University Center Dissertations (Religious Studies Related) DTL OA Atlanta University Center Publications and Dissertations (2020 Update) DTL OA Atlanta University Center Theses & Dissertations (Religious Studies) DTL OA Ball State University Dissertations (Religious Studies Related) Ball State University DTL OA Bangor University Dissertations (religious studies related) DTL OA Bath Spa & Besançon University Dissertations (religious studies related) DTL OA Baylor University Dissertations (Religious Studies) Baylor University DTL OA BH DTL OA BIBLIOTECA DIGITAL HISPÁNICA OPEN ACCESS MUSICAL SCORES DTL OA Books about Mozart (from Hathitrust) HathiTrust Digital Library DTL OA Boston College Dissertations (Religious Studies related) DTL OA Boston University Dissertations (Religious Studies Related) Boston University DTL OA Bournemouth University dissertations (Religious Studies Related) DTL OA Brandeis University Open Access Dissertations DTL OA Brigham Young University Masters Theses Brigham Young University DTL OA Brill Supplement April 2020 Brill DTL OA Brown University Dissertations in Religious Studies Brown University USA DTL OA Brunel University Dissertations (Religious Studies Related) DTL OA Cambridge ebooks (religious studies interest) DTL OA Cambridge University Dissertations DTL OA Cardiff Metropolitan University Dissertations (Relgious Studies