^ To Yenan-Gyaung
tank, where it lies covered with iridescent bubbles and gradually thickens as it cools. Part of it is burnt as fuel in the engines, where it makes a raging flame like a sword of fire.
The Burmese system is yet simpler. A well is dug to a depth of from two to three hundred feet, and lined with wood to keep the sides from falling in. Looking
the burmese system
down into its deeps, I can see the oil glinting at the bottom, and quivering wTith the secret action of the springs ; overhead, at a height of four or five feet, a tree trunk to which pulleys are attached is placed horizontally on supports. A rope is passed over the pulleys and hauled by girls and men, down a long slope, till the bucket of oil reaches the surface. Human labour from start to finish. The contents of each bucket are poured into large Ali Baba jars, which lie half-