《明史·列传·卷十四》
蛮军驱赶百象，身披甲衣，肩扛栏盾，左右挟着大竹筒，筒中装设标枪，锐气十足。
蛮驱百象，被甲荷栏楯，左右挟大竹为筒，筒置标枪，锐甚。
The army drove a hundred elephants, wore armor, carried large bamboo tubes with javelins in them on their shoulders, and was full of energy.