psiref.com
Online bibliographic database (2023-).
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Published directory entries matching your search.
ebooks.psik.io
Digital library for searching books, documents, images and online collections.
prozhito.org
Non-profit volunteer project and research center for the study of ego documents.
Browse digitized texts, images, archives and cataloged cultural materials.
muse.jhu.edu
Online database of journals and ebooks.
benyehuda.org
Search an online collection of books, documents, media and archival records.
profiles.nlm.nih.gov
US National Library of Medicine's digital archive of scientists, physicians, and others who have advanced science.
catalog.princeton.edu
Catalog of Princeton University Library.
priceonepenny.info
Bibliographic database of literature published in penny weekly numbers in London between 1837 and 1860.
moderne-kunst.org
Search an online collection of books, documents, media and archival records.
bne.uni-osnabrueck.de
Find digitized publications and collection items through an online library.
duesseldorf.de
Press articles about Heinrich Heine in German and international press.
prdl.org
Database of digitized books from the Early Modern period.
portraits.hab.de
Bibliographic database for finding publications, citations and scholarly records.
antenati.cultura.gov.it
Italian national online portal for genealogical and civil status records held in state archives, managed by Direzione Generale Archivi.
portacultura.gr.ch
Find digitized publications and collection items through an online library.
porbase.bnportugal.gov.pt
Portuguese National Bibliographic Database.
larramendi.es
Browse digitized texts, images, archives and cataloged cultural materials.
polona.pl
Digital library for searching books, documents, images and online collections.
nauka-polska.pl
Online database of science in Poland.
iii.com
Search publications, authors, citations and related academic metadata.
pleias.library.upatras.gr
Digital library at the University of Patras.
resources.plains2peaks.org
Regional digital library in the United States, and service hub for DPLA.
pittsburghqueerhistory.com
Digital library for searching books, documents, images and online collections.