“Then this shows the particular key still operates this lock.

It doesn’t tell us who used another copy.”

We recorded the test and the key’s origin.

I put it into a labeled envelope after it was photographed.

Sealing an envelope was not a way to make me an investigator; it was a way to avoid passing an unidentified key around and later claiming I remembered exactly which one it was.

Taylor acknowledged that Evelyn had a key and had used the side entrance for years.