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Hi,
I have a duplicate copy of the government document: I 19.91:I-2150-B,
Louisiana Barrier Island Erosion Study, Atlas of sea-floor changes from
1878-1989.  This was put out by the U.S.G.S. in the miscellaneous
investigations series.  It is free to the first requestor willing to pay
postage.
E-mail: [log in to unmask]
-Marty Jonas
New Mexico Tech Library
Campus Station
Socorro, NM   87801