Robert drew a jackknife from his pocket, and did as he was bidden.
The black strips at the end of each nail, Martin pared off with his jackknife.
He took out his jackknife, and reaching over, severed the traces.
Then he pulled out his jackknife and felt its sharp edge with his thumb.
He carried a whetstone, on which he was sharpening his jackknife.
We tucked her in, ...