Dean Giustini's comprehensive guide to grey literature resources. See links to additional guides on understanding grey literature.
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The New York Academy of Medicine's publication of grey literature publications in health services research and selected public health topics. As of January 2017, this site is no longer updated, but the resources are still accessible.
List of grey literature document types.
International Directory of Organizations in Grey Literature.
Developed by National Palace Museum and Soochow University in Taipei. The largest encyclopedia in pre-modern China. Compiled in the early 18th century, it was intended to be a comprehensive survey of all branches of knowledge and includes a large number of illustrations.
The Guardian (1821-2003) and The Observer (1791-2003) offers full page and article images with searchable full text back to the first issue.
A collection of advice on writing and usage containing definitions, suggestions, rules for spelling, information on diagramming sentences, etc. Includes numerous computer-graded quizzes.
Summaries of guidelines and recommendations from United Kingdom governmental agencies and European and global professional groups. Includes links to full-text of guidelines. Registration is not required to access guidelines.
Is a major collection of Japanese manuscripts from the premodern through early modern periods compiled by Hanawa Hokiichi in the early nineteenth century. Categories cover history, literature, religion, language, customs, art, music, cultivated arts, education, morality, legal codes, politics, economy, and society. This database includes the original publication Gunsho Ruiju, a second installment Zoku Gunsho Ruiju, and the third (final) installment Zoku zoku Gunsho Ruiju.
The Gutenberg-e prize winning books represent the most distinguished and innovative scholarship delivered with creative and thoughtful use of digital technology.