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Publication Extents

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Aluminum resources of Brazil
Max Gregg White
1975, Open-File Report 75-30
Large deposits of bauxite, the principal ore of aluminum, occur at several places in Brazil. The largest deposits now undergoing extensive exploration and development are in the eastern Amazon Basin. Most of these deposits are in the State of Para, but some are in Amazonas and Maranhao.Discovery of large-scale resources...
The geologic story of Isle Royale National Park
N. King Huber
1975, Bulletin 1309
Isle Royale is an outstanding example of relatively undisturbed northwoods lake wilderness. But more than simple preservation of such an environment is involved in its inclusion in our National Park System. Its isolation from the mainland provides an almost untouched laboratory for research in the natural sciences, especially those studies...
Flood of April 1975 at Meridian Township, Michigan
R. L. Knutilla, L.A. Swallow
1975, Open-File Report 75-301
On April 18 between 5 p.m. and 12 p.m. Meridian Township experienced an intense rain storm that caused the Red Cedar River to overflow its banks resulting in extensive flooding.  The Federal Disaster Assistance Administration report that five homes were destroyed, and 332 homes and 10 businesses damaged.  Early estimates...