🔘 IN GR TR AL OF CO xxxxx 1️⃣ 2️⃣ 3️⃣ 4️⃣ 5️⃣ ✅ 7️⃣ 8️⃣ xxxxx AN RP IV alia

1159 ← → 1161

1160 AN Tristitia vestra alleluiaModus 6

1155 ⟽ AN 6 ⟾ 1173 xxxxx ↘️

1150a ⟽ 6 TYP simpl ⟾ 1177 

Tristia vestra alleluia /
vertetur in gaudium alleluia.

Typos simplex vide 0158.