Jeff Ostrowski · September 14, 2023 Traditional Latin Mass with Vernacular (!) Ordinary at High Mass in the 1600s I will let you in on a secret!
Jeff Ostrowski · September 11, 2023 Jeff Ostrowski’s Discovery • (Does Anyone Care?) Feel free to examine every single page if you doubt what I’m saying!
Jeff Ostrowski · January 3, 2019 “Missa de Angelis” • But in Iroquoian! (1865) Many people don’t realize that gorgeous plainsong books were printed in the 19th century…but they were not in Latin.