Bishop Jeffrey M. Monforton will be celebrating three concluding 75th anniversary Masses. They will be celebrated at St. Joseph Church, Ironton, Oct. 22, 6 p.m.; the Basilica of St. Mary of the Assumption, Marietta, Oct. 23, 6 p.m.; and Holy Family Church, Steubenville, Oct. 24, 8:30 a.m.