88 N.W.2d 492 HURON PORTLAND CEMENT COMPANY v. PUBLIC SERVICE COMMISSION. Docket No. 43, Calendar No. 47,171.Supreme Court of Michigan. Decided March 4, 1958. Page 256 Appeal from Michigan Public Service Commission. Submitted October 18, 1957. (Docket No. 43, Calendar No. 47,171.) Decided March 4, 1958. Petition by Huron Portland Cement Company, a Michigan corporation, […]