groan—the sound which comes from a strong animal desperate and at bay.
He crossed over to the fireplace and pushed the letter down into a glowing cavern among the coals, holding it there with the poker until it was utterly consumed and fluttered up the chimney from his sight in a sheet of ash—the very colour of his relaxed and pendulous cheeks. He opened another letter, a small, fragile thing written on mauve paper, in a large, irregular hand—a woman's hand:—
"Dear Bob,—I shall expect you at the flat to-night at eleven, without fail. You'd better come, or things which you won't like will happen.
"You've just got to come.—Yours, Gertrude."
He put this letter into his pocket and began to walk the room in long, silent strides.
A little after five he put on a heavy fur coat and left the now silent and gloomy halls of the Museum.
The lamps of Holborn were lit and a blaze of light came from Oxford Circus, where the winking electric advertisements had just begun their work on the tops of the houses.
A policeman saluted the Professor as he passed, and was rewarded by a genial smile and jolly word of greeting, which sent a glow of pleasure through his six feet.
Llwellyn walked steadily on towards the Marble Arch and Edgeware Road. The continual roar of the traffic helped his brain. It became active and able to think, to plan once more. The steady exercise warmed his blood and exhilarated him.
There began to be almost a horrid pleasure in the stress of his position. The danger was so immediate and fell; the blow would be so utterly irreparable, that he was near
