Sketch of routes traversed by European and Asiatic explorers beyond the British frontier, in connection with the operations of the Trignometrical Branch survey of India from 1865 to 1883, scale inch = 64 miles is not to be treated as confidential.

The National Archives of India is on a mission to digitize and make available online each and every record in its repositories. This is an ongoing effort and some records will be made available before the others.

Hereby you can give us your request for a particular record and we shall digitize and make it available on priority, at a fee, subject to its availability in legitimate conditions.