And you are not dead!" Graham made a brief explanation.
"My brother is waiting," explained Lincoln.

"He is alone in the wind-vane offices.

We feared you had been killed in the theatre.

He doubted--and things are very urgent still in spite of what we are telling them _there_--or he would have come to you." They ascended a lift, passed along a narrow passage, crossed a great hall, empty save for two hurrying messengers, and entered a comparatively little room, whose only furniture was a long settee and a large oval disc of cloudy, shifting grey, hung by cables from the wall.

There Lincoln left Graham for a space, and he remained alone without understanding the smoky shapes that drove slowly across this disc.
His attention was arrested by a sound that began abruptly.