/cgi-bin/koha/opac-search.pl?q=ccl=au%3A%22Halberg%2C%20Henry%20N.%22&sort_by=relevance&format=rss 2 0 50 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=30090 By Stephens, John W.,.
Little Rock, 1961 .
8 l. , Prepared by the U.S. Geological Survey in cooperation with the Arkansas Geological and Conservation Commission. | Cover title. 28 cm..

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]]> /cgi-bin/koha/opac-detail.pl?biblionumber=30090 ISBN: /cgi-bin/koha/opac-detail.pl?biblionumber=30461 By Halberg, Henry N..
Washington : U.S. Govt. Print. Off., 1968 .
v, 64 p. : , Part of illustrative matter fold. in pocket. | Prepared in cooperation with the Arkansas Geological Commission. | Text and maps issued in slip case. 24 cm..

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