172 N.W.2d 745 DAVID GRANT WALSH v. CHAS. OLSON SONS, INC., AND ANOTHER. No. 41758.Supreme Court of Minnesota. December 5, 1969. Workmen’s compensation — injury not arising out of and in course of employment — violation of instruction. Injury of employee-relator while using a power jointer, though sustained on the premises of his employer during […]