Specification of spare parts for Victoria Motorcycle KR 25 "Aero" 250 C.C. 1952, (Ikke digitaliseret)
O.E.E.C. European payments union. (Organisation for European economic co-operation). Annual reports of the managing hoard.. 1951, (Ikke digitaliseret)
Problems of cosmical aerodynamics. Proceedings of the symposium on the motion of gaseous masses of cosmical dimensions held at Paris, august 16-19, 1949. International Union of theoretical and applied mechanics and International astronomical Union. 1951, (Ikke digitaliseret)
Non-ferrous metals. Year book of associations and technical publications of O.ElE,Co countries, Canada and the United States. Paris u,a,[ca.1951]. 1951, (Ikke digitaliseret)
Stads- og Havneingeniørforeningen i Danmark 1901-1951. El jubilæumsskrift udg. ... under red.af H.V.Rygner. 1951, (Ikke digitaliseret)
Sine Näherungsmethode zur Bildfehlerberecl nung der Elektronenoptik# 1951, Barbier, M., (Ikke digitaliseret)
Arrêté interministériel du 30 avril 1951 déterminant les conditions techniques auxquelles doivent satisfaire les distributions d'énergie électrique, Éd. par L'Union technique de l'électricité. 1951, (Ikke digitaliseret)
CfW-nnt.SLCoV) Koenig,H M. Zur Frage des Energiebedarfes und der Wirtschaftlichkeit beim Warmwalzes von Aluminium und seinen Legierungen. 1951, (Ikke digitaliseret)