Publisher
Office of the Trigonometrical Branch, Survey of India
52
G.T. survey office
32
G.T. S. office
14
Dehradun Photozincographed at the G.T.S.Office 1873
9
Dehradun Photozincographed at the G.T.S.Office 1879
9
Office of the Great Trigonometrical survey of India
9
Dehradun G.T.S. Office 1875
6
Dehradun Photozincographed at the G.T.S.Office 1877
6
Dehradun G.T.S Office 1877
4
Dehradun G.T.S. Office 1869
4
Dehradun Office of the Trignometrical branch. Surevy Of India 1885
4
Dehradun Office of the Trigonometrical Branch : Survey of India 1882
4
Dehradun Office of the Trigonometrical Branch. Survey Of India 1883
4
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