by South Africa. Provincial Administration Commission

1917

by Union of South Africa. Education Administration Commission

1923

by South Africa. Education Administration Commission

1924

by South Africa. Department of Forestry (1910-1934)

1911

by South Africa. Parliament. Senate

1930

by Cape of Good Hope (South Africa). Education Department

1930

by South Africa

1912

by South Africa

1911

by South Africa. Department of Agriculture (1910-1934)

1913

by South Africa. Department of Agriculture

1913

by South Africa. Dept. of Agriculture and Forestry

1913

by South Africa. Dept. of Mines and Industries

1912