49 N.W.2d 263 INDEPENDENT SCHOOL DISTRICT OF DANBURY, appellant, v. EARL J. CHRISTIANSEN, defendant, and SCHOOL DISTRICT OF SOLDIER TOWNSHIP, CRAWFORD COUNTY, intervening defendant, appellees. No. 47827.Supreme Court of Iowa. September 18, 1951. MANDAMUS: Ministerial act defined. A “ministerial act” is one 1 which a person or board performs upon a given state of facts, […]