Upper Mississippi River System environmental management program. Sixth annual addendum.
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| Format: | Government Document Book |
| Language: | English |
| Published: |
Chicago, Ill. :
U.S. Army Corps of Engineers, North Central Division,
[1991]
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| Subjects: |
| Item Description: | Shipping list number: 91-603-P. "May 1991." |
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| Physical Description: | 1 volume (various pagings) : illustrations (some color), maps (some color) ; 28 cm. |