During the 19th century the area was home to a British Royal Artillery armoury, where, in the early 1890s, Captain Neville Bertie-Clay developed a bullet with the jacket cut away at the tip to reveal its soft lead core (see hollow-point bullet), known informally as a dum-dum or more correctly as an expanding bullet. The previous name of Dumdum was "Domdoma". Dum Dum village near north Kolkata, West Bengal.