1. IOR/V/15/189 Reference (shelfmark): IOR/V/15/189 Title: Report on the census operations in the City of Madras during the year 1930-31. E. Conran Smith and W. Krishnaswamy Ayyangar. Madras: [1931]. Collection Area: India Office Records and Private Papers Languages: English Date Range: 1931 Extent: pp. 38