This Association for Tree-Ring Research (ATR) website serves as an information resource for scientists and others working in the field of dendrochronology. The scope of ATR is aimed particularly "at research groups and individual scientists of Europe working without a detailed knowledge of what is going on in the many different corners of Europe, but also of course, for everybody interested in...

On this definitive site for researchers in the field of dendrochronology, Henri Grissino-Mayer (formerly of Valdosta State University, Georgia) has a useful and practical list of tools for conducting field and laboratory research. In addition to a hypertext-linked list, the site includes helpful tips to help make the task of tree-ring dating easier.