And you had to move the air around in a mine, right?

Of these, only 25 to 50 actually work in the mine.

If the man in the mine had told the truth.

It was as if they were in the mine again.

The men down in the mine do not mind it, however.

The trouble was I didn't yet feel at home in the mine.

For a time, when she showed no interest in the mine, he'd let it be.

By the early 20th century, several thousand men, women and children worked in the mine.

"Which is why I want to test my theory when we're down in the mine."

He could probably do the work of three men in the mines.