174 EGYPTIAN AGRICULTURE. 



a rough wooden cog wheel, actuated by another wooden 

 cog wheel^ placed horizontally, to the axle of which a pole 

 is fixed for attaching the bullock which gives the motive 

 power. The sakieh is suitable for raising water to heights 

 of o to S metres. The rope hangs free in the water and 



FIG. 54. THK SAIUKII. 



as the wheel revolves the pots are filled in succession, 

 carried up, and as they pass over the wheel are emptied 

 into a receiving trough which carries off the water. 

 According to height of lift and number and size of pots, 

 one or two animals are required, and to still further adjust 



