The remarkable grace of this moun- Fe L tams curvean inverted catenarymakes it one of the most beautiful in the world, and has obtained for it a prominent place in Japanese decorative art.
About that time parts of a confederation of tribes which had taken the name of Shammar from a moun tain in their neighbourhood, moved northwards from Central Arabia in search of better pasture, &c. Successfully displacing their forerunners, they made themselves at home in the Syrian steppe - until their possession was in turn disputed by a later emigrant from Arabia, for whom they finally made room by moving on into Mesopotamia, over which they spread, driving before them their predecessors the Tai (whose name the Mesopotamian Aramaeans had adopted as a designation for Arab in general), partly north of the Sinjar, partly over the Tigris.
To the south-west and west it is bounded by the Hex River Moun tains and the Cold Bokkeveld, eastward by the Great Fish River.
The boundary between Baluchistan and Afghanistan, starting from Nushki, cuts across the Lora hamun, leaving the frontier post of Chagai to Baluchistan, and from this point to the Malik Siah Koh it is based partly on the central moun tainous water-divide already referred to, and partly runs in straight lines through the desert south of the salt swamps of the Gaud-i-Zirreh.
The land frontiers are to some extent defined by the course of the four principal rivers, the Minho and Douro in the north, the Tagus and Guadiana in the south; elsewhere, and especially in the north, they are marked by moun- Proetie P Y ?