Dendro dating service
Cob - unbaked clay with organic material to bind it - is durable if plastered over and kept from damp at top and bottom.
Sampling for a major project of tree-ring dating in Devon is now complete and analysis is underway. In the meantime, sampling and analysis for a project in Wiltshire is about to commence - Robert Welcome to the Nottingham Tree-ring Dating Laboratory (NTRDL) web site.
Here you will be able to find out more about how dendrochronology, or tree-ring dating as it is more commonly called, works, how it can help you and how to contact us.
Compared with Radio Carbon dating, tree ring chronologies demonstrate the exact calendar year to which an archaeological site is dated. Marshall learned how to properly collect, store, analyze and curate dendroarchaeology samples from the oldest dendrocarchaeoloy lab in the world.
Radio carbon dating provides dates with variances of /- 100s or even 1000s of years. Using dendroarchaeology, Culturally Modified Tree samples can be analyzed and compared using cross dating methods to ensure accuracy.
Wood samples found in archaeological contexts can be analyzed to determine accurate age estimates for archaeological sites.
In particular, culturally modified trees, cabins, charcoal and dwellings or features made from wood that is preserved still demonstrate individual tree ring chronologies.
Laboratory techniques employed follow best practice as advocated by English Heritage guidelines for dendrochronology and waterlogged wood.
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We provide a few examples to demonstrate the broad range of work and research we undertake, give a summary of results, and provide a bibliography of published books, academic papers, and general articles.
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