GREAT I : plan of study : Upper Mississippi River (head of navigation to Guttenburg, Iowa).
Title:
GREAT I : plan of study : Upper Mississippi River (head of navigation to Guttenburg, Iowa).
Author:
Great River Environmental Action Team (U.S.). Public Participation and Information Work Group.
Publication Information:
St. Paul, Minn. : The Team, [197-?]
Physical Description:
ii, 51 p. : maps (some folded) ; 27 cm.
General Note:
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