Mint Identification
Calcutta No mint mark (1877, 1878)
Calcutta "C" Incuse on bottom flower (1879-1889, 1892-1894, 1896-1899)
Bombay - Dot (1877, 1881, 1882, 1884)
Bombay "B" raised on top flower (1885-1889)
Bombay "B" Incuse on top flower (1889, 1892-1894,1897-1899)
Note: Bombay with no mint mark and Bombay with "B" incused inverted exist classified under mint variety collection