Port Blair mean time
Port Blair mean time was the time zone of the Andaman and Nicobar Islands of India in the Bay of Bengal. The time zone was set up during the early 19th century remained in effect until January 1, 1906 as the Indian Standard Time became the official time of India.
- "Note on the earthquake of 31 December 1881, Records of the Geological Survey of India,, XVII(2), 47-53, 1884". Cooperative Institute for Research in Environmental Sciences (CIRES). Retrieved 2006-08-13.