draft horse
draught horse
dray horse

Large teams of draught horses, or oxen, were used for pulling the heavy early cannon.

The wagons are loaded, the draught horses harnessed to take the strain.

(It was proving difficult to find the number of draught horses required.)

The heads appeared to be two of draught horses, and one of a cob.

Cuppacumbalong was noted for its especially fine wool and magnificent draught horses.

After 1918 tractors were rapidly replacing draught horses until the 1930s depression when there was renewed interest in them.

Large teams of draught horses or oxen pulled the heavy early cannon.

Camels and elephants, wild asses the size of draught horses.

However, the severe weather continued to take its toll; many of the draught horses died and all equipment had to be abandoned on the mountain.

Whippletree, a device used to balance force among draught horses.