Institute of Geological & Nuclear Sciences Limited 547
International Organization for Standardization 516
Institution of Chemical Engineers (Great Britain) 166
Institution of Electrical Engineers 140
Institute of Southeast Asian Studies 135
International Institute for Strategic Studies 132
Institution of Civil Engineers (Great Britain) 125
International Council of Scientific Unions. Scientific Committee on Antarctic Research 118
International Electrotechnical Commission 115
International Astronomical Union 102
IUCN--The World Conservation Union 99
Institution of Mechanical Engineers (Great Britain) 94
Institut vostokovedenii︠a︡ (Akademii︠a︡ nauk SSSR) 89
Ihimaera, Witi, 1944- 86
Irwin, J. 85
Iversen, Sandra 85
Ireland, John, 1879-1962 81
Institute of Electrical and Electronics Engineers 80
Ilam Campus Gallery 77
International Astronomical Union. Symposium 75
Institution of Electrical Engineers. Electronics Division 65
Institut russkoĭ literatury (Pushkinskiĭ dom) 64
International Association of Hydrological Sciences 62
Institution of Engineers Australia 59
Incorporated Council of Law Reporting for England and Wales 58
Institution of Mechanical Engineers (Great Britain). Automobile Division 57
Institut mirovoĭ literatury imeni A.M. Gorʹkogo 56
Institut russkogo i︠a︡zyka (Akademii︠a︡ nauk SSSR) 56
Institution of Professional Engineers New Zealand 52
International Atomic Energy Agency 50
International Labour Office 50
Institute of Pacific Relations. Conference 48
International Tropical Timber Organization 48
Insight Media (Firm) 46
International Federation of Consulting Engineers 45
Institut narodov Azii (Akademii︠a︡ nauk SSSR) 44
Institution of Electrical Engineers. Power Division 43
Ireland, Kevin, 1933- 42
Institute of Papua New Guinea Studies 40
International Monetary Fund 40
International Federation for Information Processing 39
International Union of Forestry Research Organizations 39
Institute of Chemistry of Great Britain and Ireland 38
International Labour Organisation 38
International Business Publications, USA 37
Ivey, Allen E. 37
Institute of Mathematics and Its Applications 35
Image Entertainment (Firm) 34
Ivamy, E. R. Hardy (Edward Richard Hardy) 34
Imperial War Museum (Great Britain) 33
Institute of Early American History and Culture (Williamsburg, Va.) 32
International Energy Agency 32
Iron and Steel Institute 32
Ives, Charles, 1874-1954 32
Institute for Early Childhood Studies 31
International Institute for Environment and Development 31
Institute of Pacific Relations 30
International Development Research Centre (Canada) 30
IEEE Computer Society 29
International Geological Congress 29
Independent Newspapers Limited. Newspapers in Education 28
International Union of Theoretical and Applied Mechanics 28
Istituto italiano Antonio Vivaldi 28
Instituto Geográfico Militar (Chile) 27
International Association for Hydraulic Research 26
International Union of Pure and Applied Chemistry 26
Ivens, W. G. (Walter George), b. 1871 26
International Council of Scientific Unions. Scientific Committee on Problems of the Environment 24
IEA Coal Research 23
Institute of Contemporary Arts (London, England) 23
International Centre for Mechanical Sciences 23
International Typeface Corporation 23
Isherwood, Christopher, 1904- 23
Ishii, Hisaichi 23
Ibsen, Henrik, 1828-1906 22
Institute of Environmental Science and Research (N.Z.) 22
Institution of Chemical Engineers (Great Britain). North Western Branch 22
Institution of Electrical Engineers. Control and Automation Division 22
Industrial Relations Services 21
Institute of Electrical and Electronics Engineers. United Kingdom and Republic of Ireland Section 21
Institute of Physics (Great Britain) 21
Institute of Transportation Engineers 21
Institution of Mechanical Engineers (Great Britain). Combustion Engines Group 21
Instituto Antártico Argentino 21
International Reading Association 21
Idriess, Ion Llewellyn, 1890- 20
Ikeda, Daisaku 20
Inghelbrecht, D. E. (Désiré Emile), 1880-1965 20
Institute of Race Relations 20
Institution of Electrical Engineers. Computing & Control Division 20
Institution of Mechanical Engineers (Great Britain). Power Industries Division 20
Ingold, Tim, 1948- 19
Instituto Antártico Chileno 19
International Art Centre (Auckland, N.Z.) 19
International Association for Cryptologic Research 19
International Union of Geodesy and Geophysics. General Assembly 19
Ionesco, Eugène 19
Irigaray, Luce 19
Ivey, Mary Bradford 19
Ikenasio, Sam 18