Sentence examples similar to proof of scrapping from inspiring English sources

In the scrap-metal industry, Petersen is known as a peddler, and his presence here is proof of the catholic nature of S. D. Richman Sons.

The proof of everything.

Jann is proof of that.

"I have proof of that.

This was proof of life.

Proof of U.S. residency suggested.

This is proof of evolution.

They want proof of death.

It's proof of concept".

Derrick Rose is proof of it.

Proof of concept?