Eventually, you're left with the problem of how to move a single box, which you know how to do.

After rummaging in the back for a while, he returned with a single box.

There remained just one, single, large box to be put on the second vehicle.

These were later replaced by a single new box on the west side of the line.

These were replaced on 13 June 1909 by a single box.

Next came a wider central space with a single box on one side only.

He does all these tricks on a single flat box.

I opened the door which revealed a small closet containing a single box.

There was not just one single box as subject.

Silently he carried a single box to an open space in the hold.