She climbed upon the roof.

There was an old bark chimney, with a great hole rotted in its base.

She looked in.
"It was pleasantly shadowy inside, with a musty smell and no sign of danger.

She dropped upon a narrow shelf.

From the shelf, sniffing and glancing this way and that, she sprang to a kind of wider shelf close under the eaves.
"That was a bunk, of course, where one of the lumbermen used to sleep, though _she_ didn't know _that_.