PDF Download • Pristine Scan: Father Mathias’ 1905 Kyriale Organ Accompaniment (186 pages)
Father Mathias served as organist for Strasburg Cathedral, where he founded the “Saint Leo Institute for Church Music” in 1913.
We’re a 501(c)3 public charity established in 2006. We have no endowment, no major donors, no savings, and run no advertisements. We exist solely by the generosity of small donors.
Father Mathias served as organist for Strasburg Cathedral, where he founded the “Saint Leo Institute for Church Music” in 1913.
This book makes it easy for singers who only know Treble Clef.
In this article, I examine the elusive provenance of what some have called “the most popular piece of plainsong.”
Ostrowski Vs. Weaver: Solesmes Rhythm, Gregorian Semiology, Dom Mocquereau, Dom Pothier, Mensuralism, and more!
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If you look at the 1961 Solesmes Gradual for the 11th Sunday after Pentecost, you will see that somebody in the 1960s was trying to figure out the “melismatic moræ vocis” (a.k.a. “Vaticana white notes”) which we have spoken of so frequently on this blog.
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Corpus Christi Watershed is a 501(c)3 public charity dedicated to exploring and embodying as our calling the relationship of religion, culture, and the arts. This non-profit organization employs the creative media in service of theology, the Church, and Christian culture for the enrichment and enjoyment of the public.
The election of Pope Leo XIV has been exciting, and we’re filled with hope for our apostolate’s future!
But we’re under pressure to transfer our website to a “subscription model.”
We don’t want to do that. We believe our website should remain free to all.
Our president has written the following letter:
President’s Message (dated 30 May 2025)
Time's up