. . "Vacuümtechniek." . . "Metallurgie." . . "Métallurgie." . "New York University. Office of Special Service to Business and Industry." . . "Vacuum Metallurgy Conference (1957 : New York)" . . . "Niet-verspanende bewerkingen." . . "Métallurgie sous vide." . . "metallisering." . . "werkplaatstechniek." . . "vacuümmetalisering." . . "werktuigbouwkunde." . . "Kongreß." . . "Vacuum metallurgy : Lectures pres. during the Course on Vacuum Metallurgy spons. by the Dept. of Metallurg. Engineering in coop. with the Office of Special Service to Business and Industry, New York Univ. New York, N.Y. June 10-14, 1957" . "Vacuum Metallurgy lectures presented during the course on Vacuum Metallurgy sponsured by the Department of Metallurgical Engineering in cooperation with the Office of Special Service to Business and Industry, New York University, New York, N. Y., June 10 - 14, 1957" . "Vacuum metallurgy : lectures presented during the course on vacuum metallurgy sponsored by the department of metallurgical engineering in cooperation with the office of special service to busineess and industry New York university, New York, N.Y., June 10-14, 1957" . . . . . . . . . . "Vacuum metallurgy : lectures presented during the course on vacuum metallurgy sponsored by the Department of Metallurgical Engineering in cooperation with the Office of Special Service to Business and Industry, New York University, June 10-14, 1957" . "Vacuum metallurgy : lectures presented during the course on vacuum metallurgy" . "Vacuum metalurgy"@en . . "Vacuum metallurgy : lectures presented during the course on vacuum metallurgy"@en . . . . . "Vacuum Metallurgy : Course on Vacuum Metallurgy ... New York Univ., New York N.Y., (1), June 10-14, 1957/(2, June 23-27, 1958)" . . "Vacuum metallurgy" . "Vacuum metallurgy"@en . . . "Vacuum metallurgy : lectures presented during the course on vacuum metallurgy sponsored by the Department of Metallurgical Engineering in cooperation with the Office of Special Service to Business and Industry, New York University, New York, N.Y., June 10-14, 1957"@en . . . . "Vacuum metallurgy : lectures presented during the course on Vacuum Metallurgy sponsored by the Department of Metallugical Engineering ...., New York University, New York, N.Y., June 10-14, 1957" . "Vacuum metallurgy : Lectures presented during the course on Vacuum metallurgy sponsored by the Department of Metallurgical engineering in cooperation with the Office of special service to business and industry, New York University, New York, June 10-14, 1957" . . "Vacuum Metallurgy" . . . . . . . . . . . . . . . . . . . . . . . . "metaalindustrie." . . "United States. Office of Special Service to Business and Industry." . . "Course on Vacuum Metallurgy (1957 : New York))" . . . "Pneumatische energie. Koeltechniek." . . "Congrès." . .