http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Late-glacial--postglacial vegetational history of the Pretty Lake region, northeastern Indiana
1 online resource (iii, B23 pages) : illustrations, maps + 2 plates.
Title from title screen (viewed October 2, 2014).
"Hydrologic and biological studies of Pretty Lake, Indiana."
Includes bibliographical references (pages B22-B23).
Geological Survey professional paper ; 686-B