--Try EZBorrow first for quick turnaround on books from nearby libraries.
--Turn to Interlibrary Loan if you can't find a book in EZBorrow (books might be borrowed from anywhere in the US or abroad, so this is slower)
--(Use Interlibrary Loan to request a copy of an article to be sent to your email.)
Comprehensive reference work covering key aspects of European history, society, and culture from 500 to 1500 A.D., as well as the Byzantine Empire and Islamic dynasties. Contains illustrations and maps. Most entries offer bibliographies. See the related articles list in the left-hand column for a fuller understanding of topics.
Contains more than 5,000 searchable entries covering all aspects of Byzantine history and civilization from the 4th through the 15th centuries, with special depth in subjects such as bureaucratic titles and fiscal terms, urban life, and rural economy.
Doing research on medieval manuscripts: a few recommended resources
European art from late antiquity to the present, from journals, monographs, essay collections, conference proceedings published after 2007. Good source for non-English language publications.
Provides abstracts and citations to articles on medieval subjects in journals, Festschriften, conference proceedings, and collected essays. Covers all aspects of medieval studies within the period 450 to 1500 for Europe, the Middle East and North Africa.
A digital library that provides access to thousands of digital images derived from a variety of museum, library and archival collections. Images support a variety of disciplines including architecture, painting, sculpture, photography, decorative arts, and design.
Use this image database to search for themes and iconography of early Christian and Medieval art (through the 16th century). It focuses predominantly on Christian iconography, with Jewish, Islamic and secular subjects.
Digitized medieval manuscripts
These are a very few of the many online sources. DMMApp and Europeana have records for multiple institutions.
Digital library that brings together records from cultural institutions across Europe like museums and national libraries, including digitized manuscripts. Try the Collections page to browse manuscripts (under Centuries, or Topics: see for example Illuminated Manuscripts).