Catholic Reading Plan

Ineffabilis Deus: Defining The Dogma Of The Immaculate Conception: Apostolic Constitution Of Pius Ix, Issued December 8, 1854

Pope Pius IX

Pius IX’s apostolic constitution defines the Immaculate Conception, providing the papal document behind a central Marian dogma.

Other Writings

Original date: Not yet verified

Reading level: Demanding

Reading guides

Source notes & edition details

Taylor Marshall
Title and author matched to the published list.

Original catalog editions

Andesite Press (2015), 36 pages
Ineffabilis Deus: Defining The Dogma Of The Immaculate Conception: Apostolic Constitution Of Pius Ix, Issued December 8, 1854