
37.		Suggested methods for monitoring rock movements using inclinometers and tilmeters
38.		Rock mechanics in Portugal / Manuel Rocha Autor: ROCHA, Manuel
39.		Old sewing machines / Carol Head Autor: Head, Carol
40.		Water power development: High-Head power plants. Vol. II / Emil Mosonyi Autor: Mosonyi, Emil
41.		Divisão de drenagens : renovação do seu equipamento / das Obras, Públicas Ministéri0 das Obras Autor: Portugal. Ministério das Obras Públicas
42.		História da Electricidade / Mário Mariano Autor: Mariano, Mário
43.		Surveillance Vibratoire des Structures Internes de 54 REP Français
44.		Analyse Bdimensionnelle Aube a Aube Applique a des Turbines a Vapeur Fonctionnant en Admission Partielle
45.		Analyse technique et economique de diverses filieres de Centrales Nucleaires / G. Dibelius Autor: Dibelius, G.
46.		Histoire générale de l'électricité en France; l'interconnexion et le marché 1919-1946 - tome II / dir. Maurice Levy-Leboyer
47.		Proceedings of the American Power Conference - Vol.XXVI / Conference American Power Autor: American Power, Conference
48.		Water Power Development / Emil Mosonyi Autor: Mosonyi, Emil