Lund, Knauss, Olson, McPartland Central High Teachers. 7 1/2" x 5 1/2" black and white photograph of six teachers from Waseca Central High School; identified L-R: (front row) Mike Lund, unidentified, Ruth Knauss, math teacher, unidentifiedl (back row, standing) Erwin Olson also known as Ole Olson, and Howard McPartland, Div. Occup. class and baseball coach.