If anyone rejects any written or unwritten tradition of the Church, let him be anathema
4th Anathema of the Second Ecumenical Council of Nicea: 787 A.D.
"Catholics who remain faithful to Tradition even if they are reduced to but a handful, they are the True Church of Jesus Christ" -- St. Athanasius
Importance of Tradition
St. Gregory the Great: On the Holy Spirit: in chapters 66 ff., lists some practices which are of Sacred Tradition: "the sign of the Cross", ad orientem, "the blessing of baptismal water", and says that it is illicit to abrogate such as these
The Sacredness of Tradition, by Alice Von Hildebrand
Ad Orientem
Il Computo del tempo e l’architettura medievale. Rapidi accenni., by Enigma Galgano : discusses importance of church orientation to Medieval society
The Altar and the Direction of Liturgical Prayer, by Joseph Cardinal Ratzinger, prefect of the Congregation for the Faith
L'orientation de l'autel : histoire et théologie, by Père Martin Reinecke (French)
Praying Ad orientum versus, by Fr. John T. Zuhlsdorf
Bishop's Decree Raises Questions, by Helen Hull Hitchcock, editor of the Adoremus Bulletin
Ad Orientem Prayer, by Charles Wilson of the St. Joseph's Foundation
[RE] Turn to the East? by Father Thomas Kocik, a Roman Catholic priest of the diocese of Fall River, MA, USA
Turned Around Altars, by Fr. Robert Skeris: a discussion of Msgr. Gambler's The Reform of the Roman Liturgy
The Orientation of the Altar, by Fr. John Pericone
New Liturgy Rules Preceed Missal, by Helen Hull Hitchcock, discusses variety of issues, including ad orientem being officially licit
Turning the Tables: A Commentary on an editorial in Notitiae, by Fr. John T. Zuhlsdorf : explains levels of authority of liturgical directives
Protocol 2036: Vatican says Ad Orientem is always licit
Communion on the Tounge
Communion inthe Hand: Development or Abuse?, a selection of articles
Mother Teresa of Calcutta on the Evil of Communion in the Hand
A Case for Communion on the Tongue, by David L. Vise: an argument from Scripture, Tradition, and Liturgical Directives
A Discussion on Restoring Communion in the Mouth
Historical Considerations regarding "communion in the hand", by Fr. Peter McDonald
The Movement of Nations for Kneeling, a lay apostolate calling for restoration of communion received on the tongue and while kneeling
Rethinking Communion in the Hand, by Jude A. Huntz
Pope Benedict XVI restores the Tradition of receiving Communion kneeling & on the Tongue at all Papal Masses
Communion while Kneeling
Kneeling and Faith in the Eucharist, by Fr. Regis Scanlon
Standing or Kneeling during the Liturgy?, by Fr. Joseph Fessio, S. J.
At the Name of Jesus, by Alexis Bugnolo
Location of Tabernacle
Placing of the Tabernacle, by Fr. George Saunders
Immemorial Use of Ancient Roman Ordo
Novus ordo Missae: The Record after 30 years: a statistical study showing correlation of downward spiral in mass attendance with the introduction of the New Rite
Missale Romanum, by Joseph Pope: discusses basis of immemorial custom of Ancient Roman Ordo
Bishops Against the Pope: The Motu Proprio "Ecclesia Dei" and the Extension of the Indult, by Count Neri Capponi, D.Cn.L., LL.D.
The Juridical Status of the Tridentine Mass, by Arnaud de Lassus: discusses the continued force of Quo Primum
Some Juridical Considerations c/o the Latin Mass Society of England
The Canonical Status of the Tridentine Mass, by By Dr. M. J. Ferrari
Address of Cardinal Sticler to the Latin Mass Society: shows that retention of the use of the Tridentine Rite is required by liturgical reforms
Fasting and Abstinence
The Pratices of Fasting and Abstinence: past and current practices compared
Vatican II and the Post-Conciliar Period
What Vatican II Really Said: a collection of articles and viewpoints on the Council and Conciliar Reforms