VI. 



In account of a Tour made to lay down the Course and Le- 

 vels of the River Setlej or Satudrd, as far as traceable 

 within the limits of the British authority, performed in 

 1819. 



By Capt. J. D. HERBERT, 8th Regt. N. I, 



IN 1819 in the course of the survey operations in which I was then en- 

 gaged I traced the River Setlej to the confines of the British authority. 

 Having drawn up a short account of this journey soon after my return I 

 have thought that imperfect as it is, it might be acceptable to the Society. 

 The only apology I can offer for the meagre nature of this communication 

 (which indeed is little more than a description of the road travelled) is the 

 constant occupation which my duties as Surveyor gave me and the long 

 marches it was necessary to make on account of a deficiency of supplies. 

 These two circumstances left me little leisure for observation or enquiry. 



The Setlej has been lately known to derive its source, if not from the lake 

 Rawan Flrad, or the neighbouring one of Mansarovar, from the high ground 

 on which they are situated. From the source however, which by Capt. Hear- 

 sey's map, is in 31° 4(T-Lat. 30° 43' Long, to Ropur in 30° 58' and 76° 

 31 a distance of upwards of 400 miles, little was known concerning it, or the 



Q q2 



