An archaeological example of a terminus ante quem would be deposits formed before a historically dateable event, such as building foundations that were partly demolished to make way for the construction of a city wall.
If it is known that the wall was finished in 650, then the foundations must have been demolished in 650 or earlier; all that can be said from the evidence is that it happened before the known event.
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Local information about the archaeology of North Yorkshire can be found in the historic environment record, which records information about historic sites and monuments.
We cover the area of North Yorkshire outside the Yorkshire Dales and North York Moors National Parks. The record can be viewed online via the Students and researchers can investigate the background and significance of local and regional history through the local collections of North Yorkshire libraries.
It is important to preserve our heritage for future generations.
A feature carries evidence of human activity and it is any constituent of an CATEGORY: feature DEFINITION: A place where a specific ancient activity was located or carried out, such as food preparation or stone toolmaking.The place usually corresponded to one or more features and associated artifacts and ecofacts.In American archaeology, the term describes the smallest observable component of a SYNONYMS OR RELATED TERMS: air photography, aerophotography, aerial reconnaissance CATEGORY: technique DEFINITION: A technique of photographic observation and survey of the ground from an aircraft, spacecraft, or satellite which provides detailed information about sites and features without excavation.A terminus post quem is the earliest time the event may have happened, and a terminus ante quem is the latest.An event may well have both a terminus post quem and a terminus ante quem, in which case the limits of the possible range of dates are known at both ends, but many events have just one or the other.