by Natal (South Africa). Legislative Assembly

1900

by South Australia. Parliament. House of Assembly

1901

by South African Institute of Mining and Metallurgy

1909

by South Africa. Office of Census and Statistics

1918

by Public Library of New South Wales

1906

by South Africa. Department of labour

1928

by South Australia. Survey Department

1916

by South Africa. Department of Mines and Industries

1925

by South Australia. Dept. of Lands and Survey, South Australia. Survey Department, South Australia. [Survey Dept.]

1916

by New South Wales. Bureau of Statistics and Economics

1927

by South Africa. Inland Revenue

1925

by South Africa. Parliament. House of Assembly

1930