Vintage Wodehouse

          He could not analyze the sound, but the fact that there was any sound at all in such a place at such an hour increased his suspicions that dark doings were toward which would pay for investigation. With stealthy steps he crept to the head of the stairs and descended.
          On uses the verb "descend" advisedly for what is required is some word suggesting instantaneous activity. About Baxter's progress from the second floor to the first there was nothing halting or hesitating. He, so to speak, did it now. Planting his foot firmly on a golf-ball which the Hon. Freddie Threepwood, who had been practicing putting in the corridor before retiring to bed, had left in his casual fashion just where the steps began, he took the entire staircase in one majestic, volplaning sweep. There were eleven stairs in all separating his landing from the landing below, and the only ones he hit were the third and tenth. He came to rest with a squattering thud on the tower landing, and or a moment or two the fever of the chase left him.

(from Leave It To Psmith, by Sir Pelham Wodehouse)