We have, naturally, hardly any first-hand evidence for what happened in Edgestow that afternoon and evening.

You well know that I cannot dispense with first-hand evidence.

This inquiry, however, relied on first-hand evidence gathered directly by investigators.

There is little first-hand evidence of the phenomenon.

Having gotten first-hand evidence as to how those "accidents" happened, Harry had sent the news along to his chief, in New York.

The problem is a lack of first-hand evidence.

That he should take such first-hand evidence is the very best advice that any honest historian can give.

But for all the talk of killings, a reporter saw no bodies or other first-hand evidence of massacres.

There is no other first-hand evidence to give us certainty about the nature of this sect.

During an inspection, inspectors collect first-hand evidence based on the practice they observe and what they learn from the people using the service.