Annual report of the board of regents of the Smithsonian Institution : showing the operations, expenditure and condition of the institution for the year ended June 30, 1964 / Smithsonian Institution. Smithsonian Institution. Smithsonian Institution Annual report 1964 United States 508 ANN Washington : U. S. Government Printing Office, 1965. 1965. 1965 xiii, 553 p. : eng United States