occurred on the instant to us both. Holmes sprang up from where he crouched by the window.
“This is serious, Watson,” he cried. “There is some devilry going forward! Why should such a message stop in such a way? I should put Scotland Yard in touch with this business—and yet, it is too pressing for us to leave.”
“Shall I go for the police?”
“We must define the situation a little more clearly. It may bear some more innocent interpretation. Come, Watson, let us go across ourselves and see what we can make of it.”
PART II
As we walked rapidly down Howe Street I glanced back at the building which we had left. There, dimly outlined at the top window, I could see the shadow of a head, a woman’s head, gazing tensely, rigidly, out into the night, waiting with breathless suspense for the renewal of that interrupted message. At the doorway of the Howe Street flats a man, muffled in a cravat and greatcoat, was leaning against the railing. He started as the hall-light fell upon our faces.
“Holmes!” he cried.
“Why, Gregson!” said my companion, as he shook hands with the Scotland Yard detective.