Die Schleif- und Poliertechnik. Das Pach-blatt für Peinsthearbeiten, Schleifen und Polieren. Hoya a.d.Weser 1937-43. Jahrg.l4-2o. 1943-44 indgået i: Schleif- Polier- und Oberflächentechnik, se dette. (Ikke digitaliseret)
Objective criteria in ceramic engineering education. A study sponsored by the American Society for Engineering Education. Urbana,Ill., 19^3 (Ikke digitaliseret)
A short history of technology. From the earliest times to A.D.1900. Oxford,at the Clarendon Press,1960. Derry, T.K.; Williams, T.I., (Ikke digitaliseret)
Books on engineering. A subject catalogue of books in the Science Library, Science Museum. Short-title list of books published 1930 and onwards on mechanical, civil, electrical, marine, sanitary, and other branches of engineering ... London,H.Me Stationery Office, 1957= (Ikke digitaliseret)
The British Coal Utilisation Research Ass, B.C.UoR.A. Bibliography of publications 1938-1959. Leatherhead,Surrey.England,1959. (Ikke digitaliseret)
Der Porenraum im Zementstein, seine Entstehung und Erfassung und sein Einfluss auf die Druckfestigkeit. Arnds, W., (Ikke digitaliseret)
Vej- og Jernbanebygning..... Hft.3:LiniebestemmeIse. 1922. 255 ex< " 4:Jernbanestationer. Træbroer. 1922# Christensen, A.R., (Ikke digitaliseret)
Cynog-J ones,T .W. Workers investments in industry. Followup of the International trade union seminar of The Hague (November 1956). Report. Paris u.a. (Ikke digitaliseret)
Bibliografi over Norges offentlige publika-sjoner. Utgitt av Universitetsbiblioteket i i Oslo. Oslo 19^6 (Ikke digitaliseret)