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Corpus Christi Watershed

Pope Saint Paul VI (3 April 1969): “Although the text of the Roman Gradual—at least that which concerns the singing—has not been changed, the Entrance antiphons and Communions antiphons have been revised for Masses without singing.”

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Views from the Choir Loft

Christmas • “Approached By A Famous Musicologist”

Jeff Ostrowski · December 30, 2023

ISCONCERTING. Dr. Katharine Ellis—professor of musicology at Cambridge University in England—uses the word “disconcerting” to describe the argument I’ve been putting forth in terms of Dom Mocquereau’s illicit befouling of the Church’s official edition of Gregorian Chant. The way I’ve described matters is: Dom Mocquereau takes into account the complete plainsong repertoire when it comes to pitches, but only a handful of manuscripts when it comes to rhythm. I have described this minuscule portion of manuscripts—for which he has a predilection—as “MOC’S FANTASTIC FOUR.” In other words, I’ve pointed out how Dom Mocquereau, looking over the entire collection of ancient Gregorian manuscripts, unabashedly declared almost every single one of them to be ‘garbage’ from the standpoint of rhythm (although he valued those same manuscripts highly vis-à-vis the pitches).

Snazzy Words • Describing this phenomenon, Dr. Katharine Ellis uses fancier words on page 112 of her book (The Politics of Plainchant in fin-de-siècle France, 2013). If you’re somebody who likes grandiloquence, you will prefer her description to mine. But the argument she’s putting forth is very similar to mine:

The scientific drive for statistical proof that characterizes Mocquereau’s work on pitch contour is replaced, in his work on rhythm and interpretation, by extrapolation from a minute body of comparative evidence and the making of creative leaps in its analysis. Dom Mocquereau provides no equivalent, for rhythm, of the huge body of raw data used in the Paléographie musicale to demonstrate Gregorian melodic unity via Justus ut palma. He cannot. Instead he does the opposite: he elaborates an aesthetically based theory of interpretation which he presents—distilled via carefully selected examples—as both general and normative.

I warned you that Dr. Ellis uses snazzier words than I do!

Numerous Reasons • Some have claimed that I embrace the official edition “because it comes from authority.” I suppose that’s one reason, but there are many! For instance, it just makes sense to sing an edition the way it was intended to be sung by those who created it. Moreover, I believe the illicit elongations by Dom Mocquereau destroy the melodic line (often fatally) and tend to make plainsong fussy and plodding. Furthermore, having examined the ancient manuscripts for more than twenty years, I haven’t been able to find any evidence supporting the rhythmic claims of Dom Mocquereau—or, for that matter, his disciple, Dom Eugène Cardine.1

Does It Matter? • Does any of this matter? Readers must decide for themselves. I invite you to consider the first antiphon for CHRISTMAS VESPERS:

*  PDF Download • COMPARISON CHART
—Dom Mocquereau Vs. the Official Edition.

Looking at that chart, is there anything more to be said?

Famous Musicologist • A famous plainchant scholar approached me after one of our Christmas Masses last week. (This person is a university professor I’ve been following since the 1990s.) Coming forward, he shook my hand and said: “I want to thank you for supporting the official edition.”

1 I remain open to being convinced, if any readers are willing to point out such evidence.

Opinions by blog authors do not necessarily represent the views of Corpus Christi Watershed.

Filed Under: Articles, PDF Download Tagged With: Dom Eugène Cardine, Dr Katharine Ellis of Cambridge, Gregorian Rhythm Wars Last Updated: December 30, 2023

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About Jeff Ostrowski

Jeff Ostrowski holds his B.M. in Music Theory from the University of Kansas (2004). He resides with his wife and children in Michigan. —(Read full biography).

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Corpus Christi Watershed

President’s Corner

    Why A “Fugue” Here?
    I believe I know why this plainsong harmonizer created a tiny fugue as the INTRODUCTION to his accompaniment. Take a look (PDF) and tell me your thoughts about what he did on the feast of the Flight of Our Lord Jesus Christ into Egypt (17 February). And now I must go because “tempus fugit” as they say!
    —Jeff Ostrowski
    New Bulletin Article • “12 October 2025”
    My pastor requested that I write short articles each week for our parish bulletin. Those responsible for preparing similar write-ups may find a bit of inspiration in these brief columns. The latest article (dated 12 October 2025) talks about an ‘irony’ or ‘paradox’ regarding the 1960s switch to a wider use (amplior locus) of vernacular in the liturgy.
    —Jeff Ostrowski
    “Reminder” — Month of October (2025)
    Those who don’t sign up for our free EMAIL NEWSLETTER miss important notifications. Last week, for example, I sent a message about this job opening for a music director paying $65,000 per year plus benefits (plus weddings & funerals). Notice the job description says: “our vision for sacred music is to move from singing at Mass to truly singing the Mass wherein … especially the propers, ordinaries, and dialogues are given their proper place.” Signing up couldn’t be easier: simply scroll to the bottom of any blog article and enter your email address.
    —Jeff Ostrowski

Quick Thoughts

    “American Catholic Hymnal” (1991)
    The American Catholic Hymnal, with IMPRIMATUR granted (25 April 1991) by the Archdiocese of Chicago, is like a compendium of every horrible idea from the 1980s. Imagine being forced to stand all through Communion (even afterwards) when those self-same ‘enlightened’ liturgists moved the SEQUENCE before the Alleluia to make sure congregations wouldn’t have to stand during it. (Even worse, everything about the SEQUENCE—including its name—means it should follow the Alleluia.) And imagine endlessly repeating “Alleluia” during Holy Communion at every single Mass. It was all part of an effort to convince people that Holy Communion was historically a procession (which it wasn’t).
    —Jeff Ostrowski
    “Canonic” • Ralph Vaughan Williams
    Fifty years ago, Dr. Theodore Marier made available this clever arrangement (PDF) of “Come down, O love divine” by P. R. Dietterich. The melody was composed in 1906 by Ralph Vaughan Williams (d. 1958) and named in honor of of his birthplace: DOWN AMPNEY. The arrangement isn’t a strict canon, but it does remind one of a canon since the pipe organ employs “points of imitation.” The melody and text are #709 in the Brébeuf Catholic Hymnal.
    —Jeff Ostrowski
    Did they simplify these hymn harmonies?
    Choirs love to sing the famous & splendid tune called “INNSBRUCK.” Looking through a (Roman Catholic) German hymnal printed in 1952, I discovered what appears to be a simplified version of that hymn. In other words, their harmonization is much less complex than the version found in the Saint Jean de Brébeuf Hymnal (which is suitable for singing by SATB choir). Please download their 1952 harmonization (PDF) and let me know your thoughts. I really like the groovy Germanic INTRODUCTION they added.
    —Jeff Ostrowski

Random Quote

“A vigorous search is instituted for the best tenor and bass singers to be found in the realm. Luys de Villafranca, master of the altar boys and instructor of plainchant, petitions on November 27 that the boy-bishop festivities be combined this year with those for the Feast of St. Nicholas.” [From “The Life of Father Francisco Guerrero.”]

— Sevilla: Chapter Resolution (20 November 1562)

Recent Posts

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  • Why A “Fugue” Here?
  • “Three Reasons To Shun Bad Hymns” • Daniel B. Marshall
  • “Puzzling Comment” • By A Respected FSSP Priest
  • New Bulletin Article • “12 October 2025”

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