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SMITHSONIAN M ISCELLAXEOL'S COLLECTIONS VOL. 72 



a terrace. The rear wall of the clifi:' rises almost perpendicularly 

 from the tloor with no recess back of the buildings. "^Fhe destructive 

 effects of water dripping- from the canyon rim are most marked 

 midway in the length of the building where the walls (fig". 50), now 

 reduced to their foundations, were formerly at least two stories high. 

 The walls of the ruin were in bad condition when the work began : 



Fig. 49. — Square Tower House liefore excavation and repair, 

 from Canyon rim. 



great gaps in the masonry of the tower having rendered it in danger 

 of falling-. The interiors of the rooms were choked with fallen 

 stones and the dust of ages. Two months given to excavation and 

 repair have ])ut the ruin in fine condition, exhibiting a good example 

 of the best type of Pueblo architecture ( figs. 51 and 52 ) . The special 

 attractions of Square Tower House are the remains of the roofs of 

 two kivas and the high tower rising midway in its length. 



