Open Access Databases: P

"The Palestinian Oral History Archive is a project to digitize, index, catalog, preserve, and provide access (through a searchable digital platform) to an archival collection of around 1,000 hours of testimonies with first generation Palestinians and other Palestinian communities in Lebanon. POHA documents the life stories of Palestinians residing in refugee camps and different communities in Lebanon. "

"The information system PANGAEA is operated as an Open Access library aimed at archiving, publishing and distributing georeferenced data from earth system research. The system guarantees long-term availability of its content through a commitment of the hosting institutions. Most of the data are freely available and can be used under the terms of the license mentioned on the data set description. A few password protected data sets are under moratorium from ongoing projects. The description of each data set is always visible and includes the principle investigator (PI) who may be asked for access."

"The PEN America Digital Archive captures more than 50 years of cultural programming at the intersection of literature and freedom of expression advocacy. "

Over 1,500 full-text, scholarly, open access articles available.

Created and maintained by Tufts University, the Perseus Digital Library includes an Art & Archaeology Artifact Browser and an extensive Greek and Roman Materials Collection.

Almost 22,000 scholarly, open access articles available from about 300 institutions.

Over 248,000 scholarly, full-text, open access articles available.

Almost 34,000 scholarly open access articles on physics.

"The Plastics Collection includes books, periodicals, manuscripts, and over 2,500 plastic objects produced from the late-19th Century to the present day that represent facets of the development of the plastics industry. The collection includes papers related to individual plastic innovators and to companies, both exceptional and representative of developments in plastics production, design and marketing."

"PLOS is a nonprofit, Open Access publisher empowering researchers to accelerate progress in science and medicine by leading a transformation in research communication."

"More than 40000 poems by contemporary and classic poets"

"The Political Database of the Americas (PDBA) is a non-governmental project of the Center for Latin American Studies (CLAS) at Georgetown University in collaboration with institutions like the Secretariat for Political Affairs of the Organization of American States and FLACSO-Chile, and also with the support of other organizations and entities in the region."

"Population Index, published between 1937 and 1999, was the primary reference tool to the world's population literature. It presented an annotated bibliography of recently published books, journal articles, working papers, and other materials on population topics. This website provides a searchable and browsable database containing 46,035 abstracts of demographic literature published in Population Index in the period 1986-2000. The complete journal collection going back to the 1930s is available in JSTOR."

"A gateway to rare, historical, and primary source materials from or about Texas."

"Research at PIK is organized in four Research Domains: Earth System Analysis, Climate Impacts and Vulnerabilities, Sustainable Solutions, and Transdisciplinary Concepts & Methods. Research publications are searchable in the publications database and include articles, books, conference papers, lectures, reports, theses, as well as the series PIK Reports." (Library of Congress)

Almost 2,600 scholarly open access articles.

"Preprints is a free preprint server supported by MDPI in Basel, Switzerland."

"The Internet Archive and Princeton Theological Seminary share in the vision and mission of building a digital library freely accessible to scholars, pastors, and other readers around the globe. To that end, in partnership with the Internet Archive, Princeton Theological Seminary has developed the Theological Commons a digital library of over 150,000 resources on theology and religion, including books, journals, audio recordings, photographs, manuscripts, and other formats dating from 975 C.E. to the present."

"This database includes a list of all medical devices with their associated classifications, product codes, FDA premarket review organizations, and other regulatory information.The Product Classification Database contains medical device names and associated information developed by the Center for Devices and Radiological Health (CDRH) in support of its mission. The Product Code assigned to a device is based upon the medical device product classification designated under 21 CFR Parts 862-892. These files are updated every Sunday." (LOADB)

"This site celebrates twentieth-century leaders in biomedical research and public health. It makes the archival collections of prominent scientists, physicians, and others who have advanced the scientific enterprise available to the public through modern digital technology. "

This list of open access monographs includes a link t the Cornell Historical Math Monographs collection.

"50 years of eBooks 1971-2021. The first eBook for reading enjoyment and unlimited free redistribution was created on July 4, 1971 by founder Michael S. Hart. Read more about this lasting innovation. Project Gutenberg is grateful to all volunteers who helped to reach this milestone anniversary. Project Gutenberg offers a vibrant and growing collection of the world’s great literature. Read, enjoy, and share!"

Over 59,000 scholarly full-text articles by 54,031 authors.

"Explore 319,416 full-text journal articles on the agricultural sciences,
in addition to over 3,496,700 citations" Published by the USDA.

PubChem is organized as three linked databases within the NCBI's Entrez information retrieval system. These are PubChem Substance, PubChem Compound, and PubChem BioAssay. PubChem also provides a fast chemical structure similarity search tool. More information about using each component database may be found using the links in the homepage.

PubMed comprises more than 24 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full-text content from PubMed Central and publisher web sites.

"PubMed Central® (PMC) is a free full-text archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health's National Library of Medicine (NIH/NLM)" Over 7.5 million articles archived.

"The Pulp Magazines Project is an open-access archive and digital research initiative for the study and preservation of one of the twentieth century's most influential print culture forms: the all-fiction pulpwood magazine. The Project also provides information and resources on publishing history, multiple search and discovery platforms, and an expanding library of high-quality, cover-to-cover digital facsimiles."

"Open Access. Powered by Scholars. Published by Universities." Over 4 million articles available.

Large collection of open access books, made available by academic publishers such as Springer and Brill.

List of free, full text, quality controlled scientific and scholarly online journals. Covers journals for all subjects, in all languages. (Full text)

Discover research archived by institutions and by individuals. Use the search box at the top of the window to locate research on your subject.

Visit the Library of Congress website to view digital collections and exhibits and to access public domain resources. Use one of the largest online catalogs in the world. U.S. history, government, and law is a primary strength of the digital collections which include art, primary documents, newspapers, and resources too numerous to mention. Some collections are listed separately in this guide.

"MERLOT is a curated collection of free and open online teaching, learning, and faculty development services contributed and used by an international education community."

"The National Bureau of Economic Research (NBER) is a private, nonpartisan organization that facilitates cutting-edge investigation and analysis of major economic issues. It disseminates research findings to academics, public and private-sector decision-makers, and the public by posting more than 1,200 working papers and convening more than 120 scholarly conferences, each year."

"Openly Available Sources Integrated Search (OASIS) is a search tool that aims to make the discovery of open content easier. OASIS currently searches open content from 57 different sources and contains 159,459 records."

A network for teaching and learning materials, complete with resources for curriculum alignment, quality evaluation, social bookmarking, tagging, rating, and reviewing.

"The US Department of Labor’s Trade Adjustment Assistance Community College and Career Training (TAACCCT) program created a free and open online library called SkillsCommons containing free and open learning materials and program support materials for job-driven workforce development. The $1.9 billion investment by the US Department of Labor produced a comprehensive collection of workforce-related Open Educational Resources (OER) created by over 700 community colleges across the nation. The OER can be found, reused, revised, retained, redistributed and remixed by an individual, institution, and industry for FREE with the proper attribution to the original author of the resources."