Data source: EPSG
Information source: G. Bomford; "Geodesy"; 2nd edition 1962
Revision date: 2015-11-25
Target unit: metre
Remarks: Indian Foot = 0.99999566 British feet (A.R.Clarke 1865). British yard (3 feet) taken to be J.S. Clark's 1865 value of 0.9144025m. Rounded to 7 significant figures with a small error as 1 Ind ft=0.3047996m. Used in Pakistan since metrication.