Sometimes they seemed like the explosions of guns, sometimes like the growlings and mutterings of huge fierce beasts, sometimes like smart single echoless blasts of thunder; and sometimes you heard a singular sort of hissing or snarling, such as iron makes when speeding over ice, only when this noise happened the volume of it was so great that the atmosphere trembled upon the ear with it.
"The Frozen Pirate"
W. Clark Russell
His voice died away echoless, the silence seeming heavier than before.
"The Desert Valley"
Jackson Gregory
Suddenly she heard a short, hollow report, that was lost immediately in the echoless spaces over land and water.
"True and Other Stories"
George Parsons Lathrop