Evidence for gravitational theories / edited by C. Møller. International School of Physics "Enrico Fermi" (1961 : Varenna, Italy) Møller, C. (Christian), 1904- ed. Società italiana di fisica. Gravitation. 531.14 ITP At head of title: Italian Physical Society. Added t. p. in Italian. Course held June 19-July 1, 1961. Includes bibliographies. New York : Academic Press, c1962. c1962. 1963 Text 264 p. : eng Its Proceedings, course 20 International School of Physics "Enrico Fermi." Proceedings of the International School of Physics "Enrico Fermi" ; course 20.