ice-hummock

Ten miles down the mouth of the stream they beheld an island where huge sheets of ice were piled one upon another, in an overhanging jumble of ice-hummock, some fifty feet high.

On a Torn-Away World Or, the Captives of the Great Earthquake Roy Rockwood

When we were abroad pushing our trail farther and farther toward the distant break which, we assumed, marked a feasible way across the range, we never knew at what second some great engine of clawed and fanged destruction might rush upon us from behind, or lie in wait for us beyond an ice-hummock or a jutting shoulder of the craggy steeps.

Pellucidar Edgar Rice Burroughs 1912

The toe of his snow-shoe caught in an ice-hummock and sent him face downward into the snow.

Isobel : a Romance of the Northern Trail James Oliver Curwood 1903

The banner with the strange device was fixed to a pole which was erected on an ice-hummock between the ship and the shore, and a bag containing presents was hung at the foot of it.

The Giant of the North Pokings Round the Pole 1859

The others followed suit, and soon the fugitives were seen by those on board the yacht grouped together and gazing intently at them from the top of another ice-hummock.

The Giant of the North Pokings Round the Pole 1859

"Hallo! there's a bear!" whispered Davy Butts, as a hairy object crawled out from behind an ice-hummock about two hundred yards from the place where they lay, and made toward the walrus in a sly, cat-like manner.

Fast in the Ice Adventures in the Polar Regions 1859

In fact, this is the extreme mouth of North River, and if you turn your eyes a little to the right, towards yonder ice-hummock in the plain, you behold the frozen sea itself. "

The Young Fur Traders 1859

River; and if you turn your eyes a little to the right, towards yonder ice-hummock in the plain, you behold the frozen sea itself. "

The Young Fur Traders 1859