| Resource Type | : | Journal |
| Author | : | Walker J. T. |
| Original Era | : | 1880 |
| Subject | : | The Principal Triangulation of the South-East Quadrilateral; including the Great Arc; Section 18° to 24°; the East Coast Series; the Calcutta and the Bider Longitudinal Series; the Jabalpur and the Bilaspur Meridional Series; and the details of their Simultaneous Reduction. |
| Publisher | : | Office of the Trigonometrical Branch, Survey of India |
| Place of Publication | : | Dehra Dun |
| Language | : | English |
| Pages/Folios | : | 1214p., ill |
| Identifier | : | BV_00130292 |
| Digitization Sponsor | : | Government of Maharashtra |
| File Size | : | 63.0 M.B. |