note: ‘Chi serve’ performed in context of Belcari’s Rappresentazione di Abrame e Isacco (Florence, 1449), near the end of the play (lines 489-510), following the rubric: ‘...tutti insieme fanno un ballo cantando questa lauda: Chi serve a Dio...’ (3 stanzas, as in Gall1); see OsthoffT, i, 30-3; BecheriniSR, 199. Music ed. Osthoff, ii, 33; LuisiLG, ii, 186 w/lauda text ‘O gloriosa verzene Maria’. Text of ‘Amar non vo’ te’ entered in R2929, which was copied by 1448; ed. LuisiLG, i, 298.