Everest 1830 (1937 Adjustment)
EPSG
G. Bomford; "The Re-adjustment of the Indian Triangulation"; Survey of India Professional Paper 28; 1939.
2022-12-12
Topographic mapping.
Replaces 1880 adjustment except for topographic mapping. Replaced in Bangladesh and Pakistan by 1962 metrication conversion and in India by 1975 metrication conversion.
Definition: JSON
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