Bianco da Siena?
it
Jesù clement’ e pio BaG:7 (xyyx ababbccx)
Niccolò Fabbroni
note: on ‘Jesù clement’ e pio’ see RostirollaB, 703; RostirollaLC, 831; facs. of Anim1577 (a3) in RostirollaTL, 32. Fabbroni’s lauda is transmitted in non-Florentine sources (including Animuccia) with music that differs from Rz1563.