Figure 1. The Clerk of Oxford, detail from The Canterbury Tales by Geoffery Chaucer (1342-1400), The Huntington Library, Art Collections, and Botanical Gardens, San Marino, California

Studies in the Age of Chaucer (SAC) Bibliography: a searchable, annotated bibliography of every book and article written about Chaucer since 1975.

The Essential Chaucer, by Mark Allen and John H. Fisher: a selective, annotated bibliography of Chaucer studies from 1900-1984. The bibliography is divided into almost 90 topics, including themes, techniques, and individual works by Chaucer.

Annotated Bibliography of The Chaucer Review: Annotated and Indexed Bibliography of the first 30 years of The Chaucer Review.

Stephen R. Reimer, “A Chaucer Bibliography”: From the University of Alberta, Canada, an extensive bibliography that covers Chaucer’s historical, social, and philosophical background as well as a wide range of literary studies organized by theme.

Luminarium: Geoffrey Chaucer Page: This site is a sub-area of Anniina Jokinen’s larger Luminarium Anthology of Middle English Literature, which covers several authors of the period. The Chaucer site has six sections, including “Essays and Articles on Chaucer,” which contains efficiently organized links to almost 100 essays which vary considerably both in length and scholarly value. Jokinen also provides links to Chaucer’s works and ‘Geoffrey Chaucer: Additional Sources,’ over 80 links to biographical information, additional essays, images, and much more.

Middle English Dictionary: covers English usage from 1100 to 1500 C.E.

The ORB Encyclopedia: an online reference book for a wide range of topics related to The Middle Ages.

Internet Medieval Sourcebook: a rich resource, managed at Fordham University by Paul Halsall, of primary documents related to medieval history and divided by topics, such as “Celtic World,” “Crusades,” “Sex and Gender,” and the like.