The Second Mate reached me, and I pointed, dumbly; and yet, as I did so, it was with the knowledge that he would not be able to see what I saw.
"The Ghost Pirates"
William Hope Hodgson
Doggie stopped short and looked at Phineas with eyes dumbly questioning and quivering lips.
"The Rough Road"
William John Locke
When she glanced at him again, he was staring at the smiling face of Miss Mayhew, as she read her letter, with the wild regard of one who sees another in mortal peril, and can do nothing to avert the coming doom, but must dumbly await the catastrophe.
"A Fearful Responsibility and Other Stories"
William D. Howells