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16 May
2016
16 May
'16
6:50 p.m.
liturgical latin uses œ́ from 1894 (Missale romanum: en decreto sacrosancti Concilii Tridentini restitutum. https://archive.org/details/missaleromanume01churgoog) It seems the first time it appears.
Yes, that's one of the conventions they have for liturgical Latin. Arthur