Mass of the Immaculate Conception
Please refer to this document: Assembly Score – Latona Mass of the Immaculate Conception
You may listen to the individual parts here:
Preface Acclamation: https://soundcloud.com/nationalshrinemusic/micsanctus?in=nationalshrinemusic/sets/mass-of-the-immaculate
Memorial Acclamation: https://soundcloud.com/nationalshrinemusic/micmemacc?in=nationalshrinemusic/sets/mass-of-the-immaculate
Lamb of God: https://soundcloud.com/nationalshrinemusic/miclambofgod?in=nationalshrinemusic/sets/mass-of-the-immaculate
The music listed above is also available here in one list: Mass of the Immaculate Conception