http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
a graphic presentation of America's needs and resources
101 pages : illustrations (part color) ; 28 cm.
by Thomas R. Carskadon and Rudolf Modley. Prepared by the Twentieth Century Fund.
"Based on ... America's needs and resources, by J. Frederic Dewhurst and associates, published by the Twentieth Century Fund in 1947."