United States National Park Service. text wvu Yellowstone National Park, WY] National Park Service 2011 Rev. March 2011. monographic eng 17 p. ill. (chiefly col.), col. maps 22 cm. Cover title. Shipping list no.: 2011-0317-P. Fishery law and legislation Yellowstone National Park Fishing Yellowstone National Park I 29.9:Y 3/2011 I 29.9:Y 3/2011 PUCPR 110622 20160527184915.0 304501