The cellar-door flew open with a booming sound, and then he heard the noise much louder, on the floors below; then coming up the stairs; then coming straight towards his door.
"It's humbug still!" said Scrooge. "I won't believe it."
His color changed though, when, without a pause, it came on through the heavy door, and passed into the room before his eyes.
-Charles Dickens, A Christmas Carol