Isti sunt duo filii*

Source
Notre Dame, University of Notre Dame - Music Library, lat. b. 4
Folio
278v
Sequence
5
Feast
Petri, Pauli,8
Service
V
Genre
A
Position
R
Cantus ID
202687.1
Mode
*
Full text as in Source (standardized spelling)
Isti sunt duo filii*
Full text as in Source (source spelling)
Isti sunt duo filii*
Indexing Notes
For the commemoration of Peter and Paul at Vespers, but also for the Magnificat as appropriate.
Image link
https://rarebooks.library.nd.edu/digital/bookreader/CodLat_b04/#page/562/mode/1up

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Record contributed by: Anna de Bakker, 4 September 2026
Last modified by: Anna de Bakker, 26 October 2026

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US-NDu lat. b. 4
278r <  > 279r Display facsimile (278v)
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Folio: 278v - Feast: Petri, Pauli
1 N W Nimis honorati sunt amici tui 008148
2 V2 A 1 Juravit dominus* 003522
3 V2 A M Isti sunt duo filii splendoris 202687.1
Folio: 278v - Feast: Petri, Pauli,8
4 L A R Hii sunt due olive et 202686
5 V A R Isti sunt duo filii* 202687.1
Folio: 278v - Feast: Octava Apostolorum
6 V R In omnem* 006918
7 V W Annuntiaverunt* 007950
8 V A M Isti sunt duo filii* 202687.1
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US-NDu lat. b. 4
Provenance: Paris
Date: 13th century (2nd half) | 1275-1300
Cursus: Monastic
Inventoried by: Proofreaders: A first version of the inventory was created by students at the University of Notre Dame under the supervision of Margot Fassler and Cara Aspesi in 2011 and further completed by two classes under the supervision of Margot Fassler and Anna de Bakker in 2013. Differentia codes were added in 2022, and proofreading completed in 2026.
Contributor: Cara Aspesi