Note 270 — Chapter XIV · THE GERMANIC CONSTITUTION: THE SEVEN ELECTORS.
Reading edition
Quoted by Gewoldus, De Septemviratu Sacri Imperii Romani, himself a violent advocate of Gregory's decree, though living as late as the days of Ferdinand II. As late as A.D. 1648 we find Pope Innocent X maintaining that the sacred number Seven of the electors was 'apostolica auctoritate olim præfinitus.' Bull Zelo domus in Bullar. Rom.