459 N.W.2d 861 WAUSAU SCHOOL DISTRICT MAINTENANCE CUSTODIAL UNION, Petitioner-Respondent, v. WISCONSIN EMPLOYMENT RELATIONS COMMISSION, Respondent-Appellant. Court of Appeals of Wisconsin. No. 90-0152.Submitted on briefs May 22, 1990. — Decided July 3, 1990. Page 316 [EDITORS’ NOTE: THIS PAGE CONTAINS HEADNOTES. HEADNOTES ARE NOT AN OFFICIAL PRODUCT OF THE COURT, THEREFORE THEY ARE NOT DISPLAYED.] […]