484 



Report S.A.A. Advancement of Science. 



that his measurements of the celebrated cone in the Temple differ 

 materially from those given by the late Mr. Theodore Bent, and on 

 which the latter founded his theoryi that the unit of measurement 

 was the cubit of i ' 7 1 7 feet. 



No ruin has yet been found of a square or rectangular form. 

 Square comers or straight walls occur in comparatively few instances. 

 They are considered (Hall and Neal) tO' indicate ruins built, wholly 

 or in part, at a later period than those characterised by round ends 

 to the walls and entrances. They certainly are more elaborately 

 ornamented. About 10 per cent, of the ruins have these square 

 ends and comers. 









REGINA RUINS. SHFAVING FOUR TERRACES, BUT OF INFERIOR CONSTRUCTION. 



The entrances were often covered in. At Zimbabwe passages 

 or openings through the walls can be seen, the roof or top being 

 supported by beams or slabs of stone. In the entrances of other 

 ruins stout hard wood posts still often remain, which evidently car- 

 ried beams with the same object. These posts lie partly in recesses 

 left in the wall when these were built, as the blocks are carefully laid 

 ac:ainst the timber. 



