Publisher

Dehradun Photozincographed at the G.T.S.Office 1876 1
Dehradun Photozincographed at the G.T.S.Office 1881 1
Dehradun Photozincographed at the G.T.S.Office 1884 1
Dehradun Photozincographed at the office of the Trigonometrical Branch, Survey of India. 1883 1
Office of the supdt. Great Trigonometrical survey 1