The Darwin Correspondence Project was founded in 1974. To date, the project has located a total of around 14,500 letters exchanged by Darwin and nearly 2000 correspondents around the world between 1821 and his death in 1882.
Find Databases
Data repository run by the University of California. Find freely-available data sets for re-use, and deposit your own data set.
Provides in-depth information on public and private US businesses. Especially useful for finding lists of smaller or regional companies.
The Data Citation Index, accessed through the Web of Science, provides a single point of access to quality research data from repositories across disciplines and around the world. Through linked content and summary information, this data is displayed within the broader context of the scholarly research, enabling users to gain perspective that is lost when data sets or repositories are viewed in isolation.
Data from the decennial Census and the American Community Survey about households, education, income, homeownership, business, and more.
Search data collected under the HealthyPeople2010 initiative with 427 objectives. National data with some information available at the state level.
Local gazetteers are regarded by scholars and historians in the China field as one of the most important primary sources for the study of history of Chinese economy, politics, culture, military, and science and technology. This database includes a large collection of post-1949 local gazetteers covering all regions of mainland China and various subject areas.
The Database of Latin Dictionaries is a project that has been in development for many years by the Centre ‘Traditio Litterarum Occidentalium’ (CTLO).
Audio recordings of compositions from independent record labels and sound archives.
A-Z list of all databases licensed by USC Libraries.
Provides persistent identifiers (DOIs) and metadata for research data and a searchable database of full datasets, images, films, software, etc across all research areas. Good for finding raw datasets for analysis or obtaining a DOI for your own data.
An open source web application to share, preserve, cite, explore, and analyze research data from all different disciplines. Allows individuals to set up their own data repository. Good for satisfying funder requirements for data management.
The David Rumsey Historical Map Collection has over 20,000 maps and images online.
Provides full-text articles in about 6,000 scholarly journals published by 1,200 Korean academic societies and research centers/institutions.
With each image chosen for its clarity, relevance and quality, this new online project brings together approximately 60,000 images of original manuscript and printed material, including a strong core of documents from the Bodleian Library, Oxford. This resource is provided by Adam Matthew.
A video encyclopedia of dentistry and dental technique, delivering instant online access to hundreds of high-definition videos featuring world-renowned clinicians and educators. It provides hundreds of hours of demonstrations from American Dental Association-approved content partners, together with interviews and lectures, for students and faculty in dental surgery, medicine, oral hygiene, assisting, and nursing.
Dentistry & Oral Science Source covers all facets relating to the areas of dentistry including dental public health, endodontics, facial pain & surgery, odontology, oral & maxillofacial pathology/surgery/radiology, orthodontology, pediatric dentistry, periodontology, and prosthodontics
Free online image-based dermatology resource. Some text accompanies topic overviews.
This resource facilitates rapid, precise patent searching, letting users conduct patent and citation searches of inventions in chemical, electrical, electronic, and mechanical engineering.
The DETAIL inspiration online databank gives users access to more than 5,500 DETAIL project documentations from more than 55 years of DETAIL. By using professional search functions and filter options to find key terms such as building type, material, construction year or the topic of an issue, DETAIL inspiration supports architects both in their quest for solutions and in their daily work. With every new issue of DETAIL, the databank expands by the current projects in question. Furthermore, the projects can be organized and saved as needed in personal watchlists.
Search for approved United States Food and Drug Administration (FDA) medical devices. Results include links to device summary information, manufacturer, approval date, user instructions, and other consumer information.
Allows searching of over 1000 differential diagnoses by symptoms, diseases and organ systems. Link from Diagnosaurus directly into other books within AccessMedicine.
This is a virtual library of Spanish academic journals, hosted by the University de la Rioja in Spain.
Diaolong Full-text Database of Chinese & Japanese Ancient Books is a project based on collaboration among scholars and experts from China, Japan, and Taiwan. It is one of the most comprehensive collections of Chinese and Japanese ancient books. It contains about 30,000 ancient books covering historical, political, economic, religious, philosophic, literary, ethnic and geographic documents.
The Diaries of Joseph Goebbels Online include a transcription of all handwritten entries from the years 1923 to July 1941 and the subsequent dictations up until 1945.
DARE focuses on the regional aspects of our language, documenting words, phrases, and pronunciations that vary from one place to another.
The Dictionary of Irish Biography includes the lives of 9,000 Irish men and women who made a significant contribution in Ireland and abroad, as well as those born overseas who had noteworthy careers in Ireland from James Ussher to James Joyce, St Patrick to Patrick Pearse, St Brigit to Maud Gonne MacBride, Shane O'Neil to Eamon de Valera, Edward Carson to Bobby Sands. It is a collaboration of Cambridge University Press and the Royal Irish Academy.
This US government-maintained resource includes labels from common-used supplements showing ingredients and amounts. Search/browse by ingredient to find products in which it is contained. Find contact information for supplement manufacturers.
2-D and 3-D views of various body parts from cadaver sections, MRI scans, and computer reconstructions.
The Digital Archaeological of the Holy Land (DAAHL) is an "international project that brings together experts in information technology includingGeographic Information Systems (GIS) and the archaeology of the Holy Land."
The DARMC makes freely accessible the best available materials for a Geographic Information Systems (GIS) approach to mapping and spatial analysis of the Roman and medieval worlds. It allows innovative spatial and temporal analyses of all aspects of the civilizations of western Eurasia in the first 1500 years of our era, as well as the generation of original maps illustrating differing aspects of ancient and medieval civilization.
Provides access to free, full-text scholarly articles from universities worldwide across all disciplines. Good for finding open access articles.
Contains over 1,300 digital lectures presented by well-known scholars and specialists. It covers architecture, art, literature, cinema, culture, music and philosophy of Korea. By DongBang Media.
Digital Dictionary of Buddhism is a collaborative Internet site developed by user contributions and maintained by a professor of the University of Tokyo.
In the 19th century, Jacques-Paul Migne dramatically advanced theological scholarship by assembling a massive collection of Greek and Latin writings from the early Christian and medieval eras. The Digital Library of Classic Protestant Texts brings together an enormous collection of Christian texts from the Reformation and post-Reformation eras.
The Digital Library of the Caribbean was established by a committee of librarians, scholars, and archivists at a meeting held in San Juan, Puerto Rico on July 17, 2004. The goal of dLOC is to build a cooperative digital library among partners within the Caribbean and circum-Caribbean, thus providing scholars, students, and citizens around the world with open on-line access to Caribbean cultural, historical and scientific materials.
Emerging from the crises of schism, war, and plague, the Catholic Church entered the 16th century with an intensified awareness of the need for renewal. At all levels of the Catholic hierarchy, the call for reform in capite et in membris was being issued. And like their Protestant counterparts, Catholic authors took advantage of print technology to create a vast treasury of published documents—a legacy that to this day has been but selectively sampled and appreciated. Now, the documentary riches of this era are being made more accessible than ever, as we gather them into a single, full-text, fully searchable database, The Digital Library of the Catholic Reformation.
The influence of John Locke on human thought is hard to overstate, and scholars continue to mine his substantial corpus for insights into the ways that humans interact.
Contains the full-text of declassified government documents categorized into over 40 collections, detailing U.S. foreign relations, world events and policy decisions from post-World War II through the 21st century. Collections include: glossaries, chronologies, bibliographies, overviews, and photographs. Click here to see the full list of collections.
Sanborn fire insurance maps are the most frequently consulted maps in both public and academic libraries.
Digital Scholarship is a web portal to information on open access publishing since 1989.
The DS is a growing image database of medieval and renaissance manuscriptions from a variety of U.S. institutions (Huntington Library, Jewish Theological Seminary, Grolier Club, UC Berkeley, etc.).
Digital Theatre Plus is the immersive platform for English Literature and Performing Arts that brings contemporary theater to life. Digital Theatre collaborates with leading theater companies worldwide to develop their engaging collection of filmed and written content, including exclusive backstage insights.
The Bibliothek Deutscher Klassiker series has been in publication since 1981. It covers 31 works of major authors spanning eleven centuries and includes 16 collections of historical, philosophical, theological, political and art history texts. Collections of essays, speeches and other non-literary material add context and background material.
The Digitalia Film Library consists of a multilingual, multinational streaming video collection of ca. 800 feature films and documentaries, the majority in Spanish and Portuguese with English subtitles, from Spain, other European countries, U.S., and Latin America (especially Mexico, Argentina, and Brazil). Public Performance Rights apply to all films in their collection.
This database contains full text Spanish language electronic books and journals. Currently USC patrons have access to close to 1,000 ebooks and journal issues.
Dimensions is a linked research data platform. Each of the data sources (publications, research funding, patents and clinical trials) – can be searched simultaneously, and are even linked together where relevant (you can see which paper came from which grant, for example. In some ways similar to other platforms you may have used such as Scopus or Web of Science, but with a much wider and more open scope, Dimensions is designed to help anyone involved in research to get better knowledge about what is going on in their research area, and how this is changing over time.
A directory of open access books from academic publishers on a wide variety of academic topics. The book list can be searched or browsed to find titles of interest.
A comprehensive list of journals that publish only open access content. Some journals will display their table of contents. This is useful for finding open access journals available in a field of interest.
Disability in the Modern World includes 150,000 pages of primary sources, supporting materials, and archives, along with 125 hours of video