Louisa Amalie Bertin;78;of 708 Liberty Ave.;North Charleroi;died Friday;Feb.27;1976;at 11:40 a.m.in Monongahela Division of Mon Valley Hospital. Mrs.Bertin was born in France. She was preceded in death by her husband;Achille Bertin in 1956. Survivors include two daughters;Mrs.Frank (Elsie) Chew of North Charleroi and Mrs.Anthony (Yvette) Mosco of Monessen;eight grandchildren;and seven great-grandchildren. Friends will be received in the Ed Melenyzer Funeral Home in Monessen from 7 to 9 p.m.Saturday;Feb.28;and from 2 to 4 p.m.and 7 to 9 p.m.Sunday;Feb.29. A blessing service will be held Monday;March 1;at 1 p.m.;with the Rev.Lino Ramellini;pastor of St.Cajetan Catholic Church of Monessen;officiating. Interment will be in Belle Vernon Cemetery. Ed Melenyzer funeral director in charge.