198 AN ACCOUNT OF THE 
of Lieutenant Herzert: the first was want of assistance: two young 
ofiicers of engineers, were indeed appointed my assistants, and joined 
me in 1816, but. their services were soon afterwards. required with 
their own corps. In May 1817, when on my way, to the source of the 
Bhégirat’hé, 1 was jomed by Lieutenant Hersert, of the 8th Regt. N. I. 
who had been appointed my assistant, and to his valuable aid I owe 
much. He accompanied me in the journey from Reiial to the source 
of the Bhdgiratht. After the rainy season of that year, during: the 
Mahratta war, Lieutenant Herserr joined his corps with the centre 
division of the army, and I marched with the reserve to Jeypir. In 
April 1818, we returned to the mountains. In October 1818, I was obliged 
to leave them, and to go to Calcutta, in consequence of a dangerous 
disorder, contracted by exposure to frequent changes of climate, in the 
expedition to the head of the Ganges. On my recovery, I went to 
Indore in Malwa, being employed on military duty, and after an absence 
of nearly two years, having obtained leave of absence, I again visited 
Sehdranpir, for the purpose of meeting Lieutenant Hereert, that we 
might jointly prepare this paper, in which we shall endeavour to shew, with — 
as much accuracy as we can, the heights and position of a number of the 
Himdlaya mountains. Itis incumbent on me to declare, and I do it with 
much satisfaction, that if any share of praise, should be awarded to our 
labours, by far the greater part of it, is due to the skill and unremitting 
exertions of Lieutenant Hereerr, who carried on the survey alone, after 
{ was obliged to leave the mountains im October 1818. The instru- 
ments I used being my private property, I left the most valuable of them 
with him. We had agreed that a base should be measured, and in conse- 
