Supplementary and final report of a geological reconnoissance of the state of Louisiana, made under the auspices of the New Orleans academy of sciences, and of the Bureau of immigration of the state of Louisiana, in May and June, 1869. [electronic resource] By Eug. W. Hilgard ...
Electronic text and image data. Ann Arbor, Mich. : University of Michigan, Digital Library Initiatives, 2000. Includes both TIFF files and keyword searchable text. [Making of America] This volume is made possible by a grant from the Andrew W. Mellon Foundation as part of Making of America IV: the American voice, 1850-1877.
