TY - ABST T1 - TROWELL, N.F. 1983a. Geology of the Sturgeon Lake area Districts of Thunder Bay and Kenora. Report, Ontario Geological Survey, 221: 1-97. Y1 - 1983 N1 - TROWELL, N.F. 1983a. Geology of the Sturgeon Lake area Districts of Thunder Bay and Kenora. Report, Ontario Geological Survey, 221: 1-97. ER -