The remainder of the litter-my brothers and sisters, if I could think of them as such-were callously placed in a weighted sack and tossed in the swamp, but by that time I had found a home.
"The Short Life"
Francis Donovan
Somewhat to his surprise he found the watch on his wrist ticking away as callously as though its owner had not experienced a prolonged lapse of consciousness.
"Alias The Lone Wolf"
Louis Joseph Vance
"Jeff," said Nicholas, somewhat gravely, "would you then take all the glory out of war, and reduce soldiers to a set of mere professional and legalised cut-throats, whose duty it is callously to knock over so many thousand men at the command of governments?"
"In the Track of the Troops"
R.M. Ballantyne