In 1964, the Bose family had exchanged the property which they had in Khulna (now Bangladesh) with land in North 24 Parganas. They found that there was a small mosque on that land. While many suggested breaking and constructing a building on that plot, the Bose family opposed it as it was a religious structure. West Bengal: Hindu Family in Barasat Takes Care of Mosque for over 50 Years.