E. Lugenbeal No description specified. 1-3 (3 Records) Documents Blackduck Ceramics of the Smith Site (21KC3) and Their Implications For the History of Blackduck Ceramics and Culture In Northern Minnesota (1978) Blackduck Ware (1979) Brainard Ware Occurrence and Chronological Relationships. Some Studies of Minnesota Prehistoric Ceramics (1978)