Clay Pipes

The Archaeology of the Clay Tobacco Pipe
An article by Craig Cessford from Assemblage, with references and bibliography.
http://www.assemblage.group.shef.ac.uk/issue6/Cessford_text_web.htm

Canadian Clay Tobacco Pipe Industries
Dedicated to the 19th century Canadian clay tobacco pipe industry.
http://www.virtlogic.ca/pipe/pipes.html

Clay Pipes.com
Devoted to the study and dissemination of information about clay tobacco pipes.
http://www.claypipes.com/

Clay Tobacco Pipes
Heather Coleman provides a history of English clay pipe making, and galleries of illustrations of a wide range of pipes categorised by style and period.
http://www.dawnmist.demon.co.uk/pipdex.htm

Knasterkopf
German society for clay pipe research: publishes an annual journal and holds annual conferences.
http://www.knasterkopf.de/

National Netherlands Pipe Collection
Pijpenkabinet Foundation's pipe museum displays over two-thousand items that encompass the culture of pipe smoking over 25 centuries and five continents.
http://www.pijpenkabinet.nl/Pijpenkabinet/00-E%20frame.html

Ottoman Empire Clay Pipes
Examples of Ottoman Empire period clay pipes found in Marseille quarantine harbour, supplies by Philip Gosse. Photographs of pipes and their maker's stamps. Text in French and English.
http://www.geocities.com/Colosseum/Loge/5262/otto.htm