That is because the works themselves contain such internal evidence.

Not all passage graves have been found to contain evidence of human remains.

Some of them contain evidence that they were exposed to water when on Mars.

However, Serbian prosecutor's office claims that case contains additional evidence.

Certainly Monday's audience contained little evidence of a public's wider interest in their work.

Currently only 35% of charity annual reports contain evidence to support their outcomes.

It contains cultural evidence of contemporary culture buried in the underground.

They do, however, provide a general reason, such as a statement that the board's case contained insufficient credible evidence.

If so, their sensor logs may contain evidence of the energy discharge.

Seven, and the biggest of all, it actually contained damning evidence.