Therefore, whatever Collishaw saw, before or at the time that accident happened, it wasn't Bryce who was mixed up in it.
Therefore, why should Bryce pay Collishaw hush-money ?" Mitchington, who had evidently been thinking, suddenly pulled out a drawer in his desk and took some papers from it which he began to turn over.
"Wait a minute," he said.

"I've an abstract here--of what the foreman at the Cathedral mason's yard told me of what he knew as to where Collishaw was working that morning when the accident happened--I made a note of it when I questioned him after Collishaw's death.

Here you are: 'Foreman says that on morning of Braden's accident, Collishaw was at work in the north gallery of the clerestory, clearing away some timber which the carpenters had left there.

Collishaw was certainly thus engaged from nine o'clock until past eleven that morning.

Mem.