- CZOT : Mary Irene Zotti: Manuscripts 1939-1969
- CZOT 1/01 Folder : Catholic Action Theory 1939 - early 1940s 1939-1940s
- CZOT 1/02 Folder : Cardijn - JOC
- CZOT 1/03 Folder : Cardijn
- CZOT 1/04 Folder : Paul McGuire
- CZOT 1/05 Folder : Priests' Catholic Action- Aug 39 - Sept 41 1939-1941
- CZOT 1/06 Folder : Catholic Action Priests' Bulletin v.2- Oct 41 Sept 42 1941-1942
- CZOT 1/07 Folder : Catholic Action Priests' Bulletin v.3- Oct 42 Sept 43 1942-1943
- CZOT 1/08 Folder : Catholic Action Priests' Bulletin v.4- Oct 43 1943-1944
- CZOT 1/09 Folder : Catholic Action Priests' Bulletin- assorted copies 1948-1950
- CZOT 1/10 Folder : YCW Bulletin for Priests 3/1950 to 12/1950 1950
- CZOT 1/11 Folder : YCW Bulletin for Priests Jan 51 to Spring 53 1951-1953
- CZOT 1/12 Folder : Priests' Bulletin 1954
- CZOT 1/13 Folder : Catholic Action Priests' Bulletin (Rochester, NY) 1944-1945
- CZOT 1/14 Folder : St Joan of Arc Group 1939-1941
- CZOT 1/15 Folder : Factory Boys- Chicago 1942
- CZOT 1/16 Folder : Catholic Action Leaders' Bulletin 11/27/40 to July 41 1940-1941
- CZOT 1/17 Folder : The Militants' Meeting (Early "How to Start")
- CZOT 1/18 Folder : Letters from Rev. John Hayes to M.I. Caplice 1940-1941
- CZOT 1/19 Folder : School for Specialized Catholic Action- Holy Name Cath 1941
- CZOT 1/20 Folder : Senior Working Girls Federation- Chicago
- CZOT 1/21 Folder : Young Business Girls Federation- Chicago
- CZOT 1/22 Folder : Girls' Study Week at Childerly 1946
- CZOT 1/23 Folder : Childerly Meetings (J. Doniat)
- CZOT 1/24 Folder : Impact (YCW Magazine) 1946-1949
- CZOT 1/25 Folder : Trip to Europe- Edwina and M.I. [Mary Irene Caplice] 1946
- CZOT 1/26 Folder : Canadian JOC
- CZOT 1/27 Folder : JOC Internationale- Canada 1947
- CZOT 1/28 Folder : YCW Girls Council 1947-1948
- CZOT 1/29 Folder : JOC- Manchester, NH 1940-1949
- CZOT 2/01 Folder : Manchester, NH
- CZOT 2/02 Folder : Manchester, NH
- CZOT 2/03 Folder : Massachusetts
- CZOT 2/04 Folder : Brooklyn, NY
- CZOT 2/05 Folder : New York- Second Avenue- Fr Wendell
- CZOT 2/06 Folder : Wilmington, DE- Msgr Tom Reese- correspondence
- CZOT 2/07 Folder : Ponca City, OK- Fr Kanaly
- CZOT 2/08 Folder : San Antonio, TX 1940-1946
- CZOT 2/09 Folder : West Coast- Oregon, Hawaii
- CZOT 2/10 Folder : Los Angeles, CA
- CZOT 2/11 Folder : San Diego, CA
- CZOT 2/12 Folder : San Francisco, CA
- CZOT 2/13 Folder : San Francisco, CA- St Boniface- "Voice of the YCW"
- CZOT 2/14 Folder : Articles on YCW and Catholic Action
- CZOT 2/15 Folder : Chicago, IL- YCW Publication "Challenge" 1951
- CZOT 2/16 Folder : Detroit, MI- YCW
- CZOT 2/17 Folder : Milwaukee, WI
- CZOT 2/18 Folder : Milwaukee, WI- Post-YCW Attempt 1959
- CZOT 2/19 Folder : South Bend, IN
- CZOT 2/20 Folder : St Paul, MN- Publication
- CZOT 2/21 Folder : Toledo, OH
- CZOT 2/22 Folder : Toledo, OH- Publications
- CZOT 2/23 Folder : Toledo, OH- Minutes of a Toledo Section 1946-1947
- CZOT 2/24 Folder : YCW Girls 1948-1949
- CZOT 2/25 Folder : YCW Girls 1949-1950
- CZOT 2/26 Folder : YCW Girls 1950-1951
- CZOT 2/26 Folder : YCW Girls Branch- General- Before Merger 1950s
- CZOT 2/27 Folder : YCW Girls 1951-1952
- CZOT 2/28 Folder : YCW Girls 1952-1953
- CZOT 2/29 Folder : Publications for Servicemen- Korean War Period 1950s
- CZOT 2/30 Folder : YCW Girls 1954-1955
- CZOT 2/31 Folder : YCW Girls 1955-1956
- CZOT 2/32 Folder : YCW International Manifesto 1957
- CZOT 2/33 Folder : YCW Girls 1957-1958
- CZOT 2/34 Folder : YCW Girls 1958-1959
- CZOT 2/35 Folder : YCW Training School 1957-1960s
- CZOT 2/36 Folder : Richard Bayles- YCW Treasurer- San Francisco, CA 1959
- CZOT 2/37 Folder : YCW- Young Christian Workers- National Team 1960-1961
- CZOT 2/37 Document : Nancy Lee Conrad- Conversation with Mary Irene Zotti 1988/0303
- CZOT 2/38 Folder : YCW West Coast Convention 1961/07
- CZOT 2/39 Folder : YCW Study Week Program 1960-1961
- CZOT 2/40 Folder : YCW National Convention 1960/08
- CZOT 2/41 Folder : YCW- Young Christian Workers 1960
- CZOT 2/42 Folder : YCW- Young Christian Workers 1961-1963
- CZOT 2/43 Folder : YCW- Young Christian Workers 1963-1964
- CZOT 3/01 Folder : Speeches- Marie Powers Braun 1960-1964
- CZOT 3/02 Folder : YCW- Young Christian Workers 1964-1965
- CZOT 3/04 Folder : YCM- Young Christian Movement 1965-1966
- CZOT 3/05 Folder : YCM- Young Christian Movement 1966-1969
- CZOT 3/06 Folder : Letters from personal file of Sheila Smith last YCM VP
- CZOT 3/07 Folder : Log of Sheila Smith 1964-1968
- CZOT 3/08 Folder : YCM- Young Christian Movement 1968-1969
- CZOT 3/09 Folder : Manuscript: Crossing the Color Line- by Mary Clinch
- CZOT 3/09 Title : Crossing the Color Line: The Story of Friendship House
- CZOT 3/10 Folder : Mrs Mary Irene Zotti (nee Caplice) correspondence 1940s
- CZOT 3/11 Folder : Summer School of Social Action
- CZOT 3/12 Folder : YCW Manuscripts, Circular Letters, Report
- CZOT 3/13 Folder : Catholic Action Business Girls, Working Girls Bulletin
- CZOT 3/14 Folder : Reports of Meegins, Study Weekend
- CZOT 3/15 Folder : Catholic Action Priests' Bulletin 1940s
- CZOT 3/16 Folder : College Girls Catholic Action Federation / Bulletin 1940s
- CZOT 3/17 Folder : Catholic Action / YCW Leaders Bulletin- YCW Girls 1940s
- CZOT 3/18 Folder : Student Instructor's Manual for YCS Group Training
- CZOT 3/19 Folder : Official Manual of JOCism- by Canon Cardijn
- CZOT 3/20 Folder : YCW / YCS mimeographed material
- CZOT 3/21 Folder : CFM / YCW mimeographed material
- CZOT 3/22 Folder : YCW mimeographed circulars, Training Program material
- CZOT 3/23 Folder : YCW mimeographed material
- CZOT 3/24 Folder : YCW National Convention / Council 1959