He wrote a lot of letters this morning and put them in his dispatch-box.

He had secured his papers in the dispatch-box, and had just closed and locked it, when he heard the door cautiously opened.

He had brought a dispatch-box with him; he put it on the table and slowly unlocked it.

There was no carpet there, and no dispatch-box, and the only book in the room was a little dog's-eared dictionary.