Schweizerischer elektrotechnischer Verein. Bulletin. Zürich 1950- Jahrg.41-51 ukpl., Jahrg. 52- 1950, (Ikke digitaliseret)
0oEoEoCo (udg.) Possibilities of increasing the use of tropical timber. Report of a group of experts. 1950, (Ikke digitaliseret)
Report on cooperative determinations of the amino acid content, and of the nutritive value of six selected protein food sources 1946-1950, Sponsored by the Bureau of Biological Research, Rutgers University. 1950, (Ikke digitaliseret)
Acrylic enclosures for flameproof lighting equipment. 1950, Collins, P.H.; Harper, W.E., (Ikke digitaliseret)
Institut national de l’industrie charbonnière. Bulletin technique - mines. Liège 1950-58. No.24-66. ukpl. 1950, (Ikke digitaliseret)
Taschenbuch fur Fernmeldetechniker Hrsg.von A.Ott. Teil 2. ll.Aufl. Mûri chen,Oldenbourg,1950. Teil 2 : Optische und akustische Signalanlagen, Starkstrombeeinflussung und Schutzeinrichtungen 1950, Goetsch, H., (Ikke digitaliseret)
Shoddy and mungo manufacture. Its development, ancillary processes, methods and machinery. 1950, (Ikke digitaliseret)
The B.D.H. Book of organic reagents. [lO.ed.] Poole,England,The British Drug Houses Ltd.,[1950] 1950, (Ikke digitaliseret)
Anglo-American council on productivity. Cotton spinning. Report of a visit to the U.S.A. in 1949 of a productivity team representing the cotton spinning industry. 1950, (Ikke digitaliseret)
Consejo Superior de investigaciones eien-tificas o Memoria del Patronato "Alfonso el Sabio" de matematicas, fisica y quimica. 1950, (Ikke digitaliseret)