Whose song is Ad Pacem?
| Artist |  |
Album |
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| Ars Gregoriana | |
Missa In Die Pentecostes
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Ars Gregoriana, Supplementum IV; Missa in Die Pascae Ars Gregoriana, Supplementum V: Missa in Die Pentecostes
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| Louis Krekelberg - Schola Cantorum van het Ward Instituut | |
Rorate coeli
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