GB-Odiamm Virtual Reconstruction of the Lucca Choirbook (Strohm Codex) ((15) I-La MS 238, 15—(16) I-La MS 238, 16)

V-CVbav MS Capp. Sist. 14 (44v—46)

I-La MS 238 (Lucca Choirbook or Strohm Codex) (15—16)

I-MOe MS {alpha}.M.1.13 (Modena D) (126v—128)

I-TRbc MS 1375 [88] (Trent 88) (407v—409)

PL-Pu 7022 (Lvov fragments) (II:11r—II:12v)