Here were identified traces of proto-historic fort that gave rise to the city as well as Roman and late-mediaeval its successor.

A DNA examiner identified the detectives' blood and traces of Mr. Wilson's skin cells on jeans and a pair of batting gloves.

Another is DrugWipe, a hand-held test that identifies nanogram-size (one billionth of a gram) traces of drugs left on surfaces.

The particular approach adopted is to refine analytical chemical techniques for identifying traces of chemical weapons, their precursors and their degradation products.

Its controls were rudimentary: a black touch pad and an amber screen that identified machines and technological traces.

Within them could be found identifying traces of many master crooks.

Identifying and tracking traces of the slave trade on a local level will do much to illustrate the depth and nature of its impact on our cultural, social and economic history.

The earliest identified traces of Balbigny date from 1090.

And Hargreaves has also identified strong traces of these styles and traditions among former secondary modern teachers working in middle schools with younger children, even in middle-class environments.