Smithsonian Report. 1963. — Van Beek. Cole, and Jamme 



PLATE 7 







, »^«Hi~t!*J^'** 4:*'"*' '"^ ' "sJi*-' 





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1. Exposed building in site shown on plate 6, tig. 2, showing different masonry styles and 

 well-preserved mud-brick walls. 





2. Section of exposed pre-Islamic irrigation canal in W adi Du'an. The stone piles In the 

 upper right corner are remnants of other installations in this system. 



