Summary estimates of forest resources on unreserved lands of the Ketchikan inventory unit, Tongass National Forest, southeast Alaska, 1998 [microform] / Willem W.S. van Hees (Resource bulletin PNW ; RB-233)
Summary estimates of forest resources on unreserved lands of the Ketchikan inventory unit, Tongass National Forest, southeast Alaska, 1998 [microform] / Willem W.S. van Hees