arXiv.org is a highly-automated electronic archive and distribution server for research articles. Covered areas include physics, mathematics, computer science, nonlinear sciences, quantitative biology, quantitative finance, statistics, electrical engineering and systems science, and economics.
DPLA connects people to the riches held within America’s libraries, archives, museums, and other cultural heritage institutions. All of the materials found through DPLA—photographs, books, maps, news footage, oral histories, personal letters, museum objects, artwork, government documents, and so much more—are free and immediately available in digital format. The cultural institutions participating in DPLA represent the richness and diversity of America itself, from the smallest local history museum to our nation’s largest cultural institutions.
The directory is open to all publishers who publish academic, peer reviewed books in Open Access and should contain as many books as possible, provided that these publications are in Open Access and meet academic standards.
eHRAF Archaeology focuses on in-depth descriptive documents of archaeological traditions from around the world. eHRAF is unique in having subject indexing at the paragraph level. This allows detailed and precise searching for concepts not easily found with keywords.
eHRAF World Cultures contains ethnographic collections covering all aspects of cultural and social life. eHRAF is unique in having subject indexing at the paragraph level. This allows detailed and precise searching for concepts not easily found with keywords.