Das Eigenrauschen radio-astronomischer Empfänger zur Messung der Wasserstoff Strahlung. 1961, Willwacher, E., (Ikke digitaliseret)
Chinese scientific and technical serial publications in the collections of the Library of Congress. [2.] ed. 1961, (Ikke digitaliseret)
Static relays for electronic circuits. Based on the Static relays symposium sponsored "by Electronic Components Res. Dep.,U.S.Army Signal Res.and Development Lab. 1961, (Ikke digitaliseret)
Bureau of Reclamation: Appropriation acts and allotments. A chronological compilation of allotments and appropriations. Washington,U.S.Government Prtg. Off.,1961. 1961, (Ikke digitaliseret)
Statistisches Taschenbuch der Deutschen Demokratischen Republik 1961. Hrsg.v.d. Staatlichen Zentralverwaltung für Statistik. 1961, (Ikke digitaliseret)
Che rdynt s e v, Y. Y. Abundance of chemical elements. Chicago, 111,,The Univ.of Chicago Press,1961. IO 1961, (Ikke digitaliseret)
Kinetische Stabilität elastischer Systeme. Berlin,VEB Deutscher Verlag der Wissenschaften,1961. 1961, (Ikke digitaliseret)
The analysis of titanium, zirconium and ;j their alloys. 3,od. Imperial Chemical Industries Ltd. U.st.,Wiley,1961. 11+19^ s. Vn f Eibl.s.194-198] | SK 1961, Elwell, W.T.; Wood, D.F., (Ikke digitaliseret)