Why were the records preserved in the colonial cities?
All the colonial cities emphasised on the upkeep of enormous data. The British always considered it important to carry out regular surveys, gather statistical data and publish official reports. We came to know about the following from the accumulated data: The record of the trading activities helped the British in regulating their commercial affairs. The collection of data helps in the study of the level of urbanisation. The census, survey maps and records of the municipality are invaluable for studying colonial cities. The gathered data brings out the rate of growth in the population. It also studies the social changes that occur from time to time.