1. 1
    by Norris, James N.
    Published 1981
    ...Smithsonian Institution Press,...
    Book
  2. 2
    by Hollenberg, George J.
    Published 1977
    ...Smithsonian Institution Press,...
    Government Document Book
  3. 3
    by Peden, Margaret Sayers
    Published 1991
    ...Smithsonian Institution Press,...
    Book
  4. 4
    by Oles, James
    Published 1993
    ...Smithsonian Institution Press,...
    Book
  5. 5
    ...Carnegie Institution of Washington,...
    Book
  6. 6
    ...Carnegie institution of Washington,...
    Book