Examples were also built for fast freight and mixed traffic duties.

The next day he stole a ride on the fast freight.

To the tangled area of tracks and switches where a fast freight was almost ready to leave for the West!

The Shadow knew that they were ready to head westward on a fast freight.

It was a fast freight; Jund watched the black cars as they clattered past.

An hour later he was bumping out of town toward the West on a fast freight.

I think we can stall a few minutes while he travels by fast freight.

They had had unexpected good luck, for the explosive, having been sent on ahead by fast freight, was awaiting them.

We will send it on ahead, and then follow, for it will take some time to get there, even though it's going by fast freight.

M1 - mixed-traffic Mountain type, latterly mostly used on fast freight.