reconstruction of tracks to  4 ft  8  1 ⁄ 2  in (1,435 mm)  ( standard gauge ) was begun. 1902 The first electric tramcar in Asia ran from  Esplanade  to  Kidderpore  on 27 March, and on 14 June from Esplanade to Kalighat. 1903 The Kalighat line was extended to Tollygunje, the Esplanade line to