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Institution of Engineers (India)
7
Institute of Applied Manpower Research (India)
6
Sweet's Catalog Service
6
Michigan Engineering Experiment Station
5
American Society for Testing Materials
4
Pakistan Engineering Congress
4
Ōsaka Kōgyō Gijutsu Shikenjo
4
American Society for Engineering Education
3
Architekten- und Ingenieur-Verein zu Hannover
3
Design Council
3
France. Ministère des travaux publics
3
Indian Institute of Technology (Madras, India)
3
Institution of Engineers, Sri Lanka
3
Keiō Gijuku Daigaku. Fujihara Kinen Kōgakubu
3
National University of Singapore. Faculty of Engineering
3
Ryojun K̄oka Daigaku
3
Verein Deutscher Ingenieure
3
West Pakistan Engineering Congress
3
Akademischer Verein Hütte
2
Akademi︠i︡a nauk SSSR
2
Amalgamated Engineering Union
2
American Association of Engineers
2
American Institute of Mining Engineers
2
American School (Chicago, Ill.)
2
American Society of Mechanical Engineers
2
Amtorg Publishing Division
2
Amtorg Trading Corporation
2
Architekten- und Ingenieur-Verein zu Berlin
2
Architekten-Verein zu Berlin
2
Asociación de Ingenieros y Arquitectos de México
2
Association of Harvard Engineers
2
Blake, Marion Elizabeth, 1892-1961
2
Cherskiĭ, I. N.
2
Council of Scientific & Industrial Research (India)
2
Dansk ingeniørforening
2
Debevec, L.
2
Eesti Teaduste Akadeemia (1989- )
2
Ehime Daigaku. Kōgakubu
2
Eidgen̈ossische Technische Hochschule Zürich
2
Engineers' Society of Western Pennsylvania
2
Gillette, Halbert Powers, 1869-
2
Goldman, Otto Berger
2
Gosudarstvenna︠i︡a publichna︠i︡a nauchno-tekhnicheska︠i︡a biblioteka (Akademi︠i︡a nauk SSSR)
2
Haswell, Chas. H. (Charles Haynes), 1809-1907
2
Indian Academy of Sciences
2
Indiana Engineering Society. Meeting
2
Ingeniør-sammenslutningen
2
Ingenjörsvetenskapsakademien (Sweden)
2
Institut merzlotovedeni︠i︡a (Rossiĭska︠i︡a akademi︠i︡a nauk)
2
Institution of Engineers and Shipbuilders in Scotland
2
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