Distributed to depository libraries in microfiche. Shipping list no.: 94-0790-M. "Release date: February 1994"--transmittal sheet. Includes bibliographical references (p. 14-18).
Series:
U.S. Geological Survey open-file report 94-127
OCLC:
(OCoLC)31904691
Locations:
USUX851 -- Iowa State University - Parks Library (Ames)
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.