Census of Ceylon: Occupation statistics showing the occupations of the population by race and sex. E. B. Denham. Colombo: H. C. Cottle, Government Printer, Ceylon, 1912.
Census of Ceylon: Tables showing the population by sex, race, religion, age, civil condition, education, birthplace, and infirmity. E. B. Denham. Colombo: H. C. Cottle, Government Printer, Ceylon, 1912.
Census of Ceylon: Estate statistics. The Estate population by sex, race, religion, age, civil condition, education and birthplace. With a list of estates showing the revenue and planting districts, and the population by sex, race, religion, and literacy, and an alphabetical index of estate names. E. B. Denham. Colombo: H. C. Cottle, Government Printer, Ceylon, 1912.