http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
xx, 528 pages, 8 unnumbered pages of plates : illustrations ; 22 cm.
Gideon Hauser ; introduction by Barbara W. Tuchman.
"Perface to the fourth edition" on p. xiii-xiv is dated 1977.