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SMITHSOXTAX MISCELLANEOUS COLLECTIOXS VOL. 72 



Fig. 42. — Primitive irrigating machinery, on the Blue Nile at Khartoum, 

 August, 1920. Oxen, donkeys or camels are used to turn such water 

 wheels. 



Fig. 43. — Sheep grazing near the temple of }ilfdiiia llalu in Upper Egypt. 



