No. 1 Branch Line: The Signal-Man

Excerpt-He looked up at me without replying, and I looked down at him without pressing him too soon with a repetition of my idle question. Just then there came a vague vibration in the earth and air, quickly changing into a violent pulsation, and an oncoming rush that caused me to start back, as though it had a force to draw me down. When such vapor as rose to my height from this rapid train had passed me, and was skimming away over the landscape, I looked down again, and saw him refurling the flag he had shown while the train went by.