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  1. Amphibian, reptile and northern bog lemming survey on the Rocky Mountain Front : 1996 / submitted by James D. Reichel; a report to Lewis and Clark National Forest, Fish, Wildlife and Parks, Region 4, [and] BLM-Great Falls Resource Area.
    By: Reichel, James D. - Lewis and Clark National Forest (Agency : U.S.) - Montana Natural Heritage Program. - Montana. - United States.
    Publication info: Helena, Mont. :Montana Natural Heritage Program,c1997.
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  2. Results of boreal owl (Aegolius funereus) surveys on the Jefferson Division of the Lewis & Clark National Forest / by John C. Carlson, Montana Natural Heritage Program for the U.S.D.A. Forest Service, Lewis and Clark National Forest.
    By: Carlson, John C. - Lewis and Clark National Forest (Agency : U.S.) - Lewis and Clark National Forest (Mont.) - Montana Natural Heritage Program.
    Publication info: Helena, MT :Montana Natural Heritage Program,[1991]
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