| ABBREVIATION |
TITLE |
| CFR |
Franciscan Friars of the Renewal |
| CM (formerly ISCM) |
Vincentians (Congregation of the Mission) |
| CP |
Passionists (Congregation of the Passion) |
| CSSp |
Holy Spirit Congregation |
| CSSR |
Redemptorists (Congregation of the Most Holy Redeemer) |
| FDP |
Sons of Divine Providence |
| IC |
Rosminians (Institute of Charity) |
| LC |
Legionaries of Christ |
| MCCJ |
Comboni Missionaries (Verona Fathers) |
| MHM |
Mill Hill Missionaries |
| MSC |
Missionaries of the Sacred Heart |
| OCARM |
Carmelites (Irish Province) |
| OCD |
Carmelites (Anglo-Irish Province) |
| OCSO |
Cistercian Order |
| OFM |
Franciscan Order |
| OFM Cap |
Capuchins |
| OFMConv |
Conventual Franciscans |
| OMI |
Oblates of Mary Immaculate |
| OP |
Dominican Order (Order of Preachers) |
| OPraem |
Norbertine Canons |
| OSA |
Augustinians |
| OSB |
Benedictines |
| OSCam |
Camillians, Order of St. Camillus |
| OSM |
Servites (Order of Friar Servants of Mary) |
| SAC |
Pallottines (Society of the Catholic Apostolate) |
| SCJ |
Sacred Heart Fathers (Congregation of the Priests of the Sacred Heart of Jesus) |
| SDB |
Salesians |
| SDS |
Salvatorians |
| SJ |
Jesuits (Society of Jesus) |
| SM |
Marianists (Society of Mary) (HQ in St. Louis) |
| SM |
Marist Fathers (Society of Mary) (Coolock etc) |
| SMA |
Society of African Missions (Societas Missionum Ad Afros) |
| SPS |
St. Patrick’s Missionary Society |
| SSC |
St. Columban’s Missionary Society |
| SSCC |
Congregation of the Sacred Hearts of Jesus and Mary (Sacred Hearts Community) |
| SSP |
Society of St. Paul |
| SSS |
Blessed Sacrament Congregation |
| SVD |
Divine Word Missionaries |
| White Fathers |
Missionaries of Africa |
Association for Church Archives of Ireland 