30,000 school children pray for peace: MS of procession of altar boys with candles, of priest. HALS of large crowd. HALS of large crowd, banners flapping in foreground. HAMSs of crowd of youngsters, priests giving communion. HACSs of large crowd, nun in centre. MS of Cardinal Paul-Émile Léger on dais with attendants. Several shots of crowds of youngsters, boys, girls, some in uniforms, some in plain clothes. Various shots of banners being carried by parading children, some have words "Cadettes - Sacré-Coeur", "Croisade Eucharistique". HA PAN of grounds in front of Saint Joseph's Oratory to uniformed children going up steps past camera. LAMLS of shrine, PAN to grounds in front of building and to children. MS of files of young girls moving in singles file, nun in attendance. Various shots of children, MCS of nuns, of dais, full frame of crowds. Exterior LAS of altar, officiating clergy. LAMS of shrine, swish PAN to crowd in front.