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narahaku.repo.nii.ac.jp
Browse digitized texts, images, archives and cataloged cultural materials.
narapu.repo.nii.ac.jp
Digital library for searching books, documents, images and online collections.
repository.naro.go.jp
Find digitized publications and collection items through an online library.
naruto.repo.nii.ac.jp
Browse digitized texts, images, archives and cataloged cultural materials.
psi.nasa.gov
Searchable repository for finding chemistry datasets and compiled data.
ntrs.nasa.gov
Find digitized publications and collection items through an online library.
nationalacademies.org
National Academies chapter explaining deep-web content, discovery limits and information retrieval.
repository.nced.umn.edu
Search engineering data collections and supporting datasets from USA.
dl.ndl.go.jp
Find digitized publications and collection items through an online library.
scienceon.kisti.re.kr
South Korean digital library and repository.
odrportal.hu
Find scholarly literature and bibliographic records using structured search fields.
earthquakescanada.nrcan.gc.ca
Search geophysics data collections and supporting datasets from CAN.
ypir.lib.yamaguchi-u.ac.jp
Find digitized publications and collection items through an online library.
data.geothermaldata.org
Searchable repository for finding engineering datasets and datasets.
Search economics data collections and supporting aggregated data from USA.
kokubunken.repo.nii.ac.jp
Browse digitized texts, images, archives and cataloged cultural materials.
bnc.cat
Find digitized publications and collection items through an online library.
archives.library.wales
Online catalog of archives held at the National Library of Wales.
discover.library.wales
Bibliographic database for finding publications, citations and scholarly records.
opac.sbn.it
Search publications, authors, citations and related academic metadata.
nvs.landcareresearch.co.nz
Search biology data collections and supporting datasets from NZL.
cpc.ncep.noaa.gov
Research data portal for exploring atmospheric, oceanography and climate records, including dataset.
natural-resources.canada.ca
Searchable repository for finding biology datasets and datasets.