1911 Encyclopædia Britannica, Volume 7… (1911)
“ Here the Hardwar-Dehra railway terminates. Dehra is the headquarters of the Trigonometrical Survey and of the Forest Department, besides being a cantonment for a Gurkha force. The Forest School, which trains subordinate forest officials for all parts of India, is a fine building. Attached to it is an institution for the scientific study of sylviculture and the exploitation and administration of forests. The town of Dehra grew up round the temple built in 1699 by the heretical Sikh Guru, Ram Rai, the founder of the Udasi sect of Ascetics. ”
