Feast: Ss. Trinitatis
Office_part: re
Cantus ID: 006239
Status: POPULATED
Gregofacsimil + rsigns according to H.
Text corrections according to BR. However, the structure of this R/ does not follow BR, for musical reasons. Following BR here would ruin the repetition of "in saecula".
Added neumes. pisut1 on the melisma should be piSsut1, oriscus+2tractuli, not oriscus+1punctum+1tractulus.