Author
South Africa. Dept. of Health
32
United States. National Archives and Records Service
27
Great Britain. Public Record Office
16
India. Central Board of Irrigation and Power
11
Teknillinen korkeakoulu
10
South Africa. Dept. of National Health and Population Development
9
Valtion teknillinen tutkimuskeskus
8
Great Britain. Foreign Office
6
Germany (West). Bundesministerium für Verkehr
5
African Training and Research Centre for Women
4
Great Britain. Treasury
4
United States. Department of State
4
United States. War Dept
4
Geological Survey of New South Wales
3
North Carolina. General Assembly. House of Commons
3
Oulun yliopisto
3
South Africa. Directorate: Electromedical Devices and Radiological Health
3
South Africa. Ministry of Health. Division of Nutrition and Health Education
3
Technische Hogeschool Delft
3
United Nations. Economic Commission for Africa
3
United States. Census Office
3
United States. National Archives and Records Administration
3
Universität Kiel
3
Université de Paris
3
American Historical Association. Committee for the Study of War Documents
2
Belet︠s︡kiĭ, V. V. (Vladimir Vasilʹevich)
2
Bowman, H. N.
2
Canada. Mines Branch (1901-1936)
2
Colombia. Dirección General de los Censos
2
FAO/ECA Consultative Group for the Development of Forestry Industries in Africa
2
Faculté des sciences de Paris
2
Geological Survey of Canada
2
Gilligan, L. B. (Lindsay B.)
2
Great Britain. Home Office
2
Gwynn, Walter, 1802-1882
2
India. Central Water and Power Commission
2
Instituto Geográfico e Geológico (São Paulo, Brazil)
2
International Conference of Directors of Mine Safety Research
2
Japan. Kensetsushō
2
Japan. Tsūshō Sangyōshō. Tsūshōkyoku
2
McIlveen, G. R.
2
Minnesota. Board of World's Fair Managers
2
North Carolina. General Assembly
2
Rajiv Gandhi National Drinking Water Mission
2
Smith, D. J. G.
2
South Africa. Committee for the Development of a Food and Nutrition Strategy for Southern Africa
2
South Africa. Dept. of Agriculture
2
South Africa. State Information Office
2
South African Red Cross Society
2
Stockholms universitet
2
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