portraits of the earth text uab Washington D.C U.S. Dept. of the Interior, Geological Survey 1982 monographic 19 p. ill. (some col), col maps 23x10 cm G.P.O. sales statement incorrect in publication. Shipping list no. 86-669-P http://catalog.gpo.gov/fdlpdir/locate.jsp?ItemNumber=621&SYS=000242788 http://catalog.gpo.gov/fdlpdir/locate.jsp?ItemNumber=621&SYS=000242788 GPO 860814 20170309115053.0