Dow partbooks (GB-Och Mus. 984 - 988)
date : 1585?
main copiest : Robert Dow the younger(1554 - 1588)
detail date : please see DIAMM site
No.44 (William Byrd) "Effuderunt sanguinem ipsorum" --- Psalm 79-3
As for Bird, I don't have any material to introduce unless Dow writes something special about him.
bar1-21 : Effuderunt sanguinem ipsorum
bar21-46 : tamquam aquam in circuitu Hierusalem
bar46-70 : et non erat qui sepeliret
http://aeolianconsort.chakin.com/Dow_partbooks.htm#No_40

