Keywords: The Quarterly journal of the Geological Society of London (12893947654).jpg 290 LT -GEN C A MCMAHON CAPT A H MCMAHON Allg 1 897 <br> the foot of the Eas Koh and other mountains running south and <br> west from Nushki You see the Lora Eiver coming out of the <br> mountains and crossing the plain in the direction of the Lora Hamun <br> where it comes to an end This river never reaches the Lora <br> Hamun except in flood-time and then it makes the Hamun a hroad <br> lake of shallow water This soon evaporates and for the greater part <br> of the year the Hamun is nothing but a vast sheet of dry solid salt <br> It is evident that not only the Hamun but all this plain must once <br> have been a great lake thus accounting for the rich alluvial soil of <br> which the plain is formed North of this plain and stretching to the <br> Helmand Eiver lies the Eegistan sand-desert ” a wide stretch of <br> billows upon billows of sand with crests some 200 feet high This <br> Fig 1 ” View showing sand-dunes covering lower slopes of mountains <br> and gradually overwhelming the higher spurs <br> From a photograph <br> sand-desert interspersed with level plains of black gravel stretches <br> from the Chagai and other mountains to the Helmand westward as <br> far as the Persian border In places this sand-desert is like unto <br> a fairly calm sea and the waves of sand are only of moderate height <br> In other places especially along the north of the Koh-i-Sultan <br> Damodim and Amir-Chah ranges it resembles a wild stormy sea <br> with great waves 100 or 200 feet high breaking against the sides <br> of the mountains like the Atlantic surge on a rock-bound coast <br> see fig 1 Here the sand-hills assume the proportions of sand- <br> mountains Many of the mountains themselves have become <br> buried in sand and are no longer visible ” others still tower with 36029079 111130 51125 Page 290 Text 53 http //www biodiversitylibrary org/page/36029079 1897 Geological Society of London Biodiversity Heritage Library The Quarterly journal of the Geological Society of London v 53 1897 Geology Periodicals Smithsonian Libraries bhl page 36029079 dc identifier http //biodiversitylibrary org/page/36029079 smithsonian libraries Information field Flickr posted date ISOdate 2014-03-03 Check categories 2015 August 26 CC-BY-2 0 BioDivLibrary https //flickr com/photos/61021753 N02/12893947654 2015-08-26 17 56 04 cc-by-2 0 PD-old-70-1923 The Quarterly journal of the Geological Society of London 1897 Photos uploaded from Flickr by Fæ using a script |