- CMST 14/25 Folder : Lists of Sculpture for Exhibit
- CMST 14/26 Folder : List of some of the Honors bestowed on I.M.
- CMST 14/27 Folder : I.M. Was A Member of the Following Academies . . .
- CMST 14/28 Folder : Power Authority of the State of New York - Peterkin, John and McMorran, Burch 1955-1956
- CMST 14/29 Folder : Affidavits Re: Olga Mestrovic Srepel, Marta Mestrovic, and Marica Mestrovic 1947,1949
- CMST 14/30 Folder : Affidavits of Support for Immigrants
- CMST 14/31 Folder : Vienna Academy - Academic Records
- CMST 14/32 Folder : Passports
- CMST 14/33 Folder : Baptismal Certificate and Personal Documents 1901
- CMST 14/34 Folder : Medical Certificates 1945
- CMST 14/35 Folder : Hotel Bills and Financial Receipts 1924-1925
- CMST 14/36 Folder : Financial Information (Bills, Receipts, etc.)
- CMST 14/37 Folder : Ads for Mestrovic Books and Exhibits
- CMST 14/38 Folder : Order forms for I.M. Monographs
- CMST 14/39 Folder : Information on Tax Law for Artists
- CMST 14/40 Folder : Catalogues of Sculpting Tools and Art Supplies
- CMST 14/41 Folder : Invitations (Exhibits, etc.)
- CMST 21/01 Folder : Poem in Croatian in Honor of I.M. by Ljubo Bavcevic
- CMST 21/02 Folder : Ohio Wesleyan University Honorary Degree of Fine Arts 1950
- CMST 21/03 Folder : Certificate of Honor from the Vienna Seccession 1958
- CMST 21/04 Folder : Marquette University Honorary Degree 1955
- CMST 21/05 Folder : Certificate from Croatian _?_ Institute of Chicago 1955
- CMST 21/06 Folder : Columbia University Honorary Degree 1956?
- CMST 21/07 Folder : National Institute of Arts and Letters- Gold Medal for Eminence in Sculpture - Certificate 1956
- CMST 21/08 Folder : National Institute of Arts and Letters - I.M. Elected to Membership - Certificate 1956
- CMST 21/09 Folder : National Sculpture Society- Henry Hering Memorial Medal 1961
- CMST 21/10 Folder : An Award in Croatian (the Knight's Society?)
- CMST 21/11 Folder : University of Notre Dame Honorary Degree 1955
- CMST 21/12 Folder : Colgate University Honorary Degree
- CMST 21/13 Folder : Royal Academy of Sciences and Arts and Letters of Belgium - Certificate 1949
- CMST 21/14 Folder : American Institute of Architects Fine Arts Medal Award 1955
- CMST 21/15 Folder : University of Vienna Honorary Degree 1955
- CMST 15-20/ Series : Family Papers (Closed)
Correspondence among the Mestrovic family has been closed. Much of the correspondence was written and recieved by Olga Mestrovic after Ivan's death in 1962.
- CMST 15-17/ Group : Olga Mestrovic Outside Correspondence
- CMST 15/01 Folder : Abate, Peter and Alleyne 1960
- CMST 15/02 Folder : Abrahamsen, Christian 1962
- CMST 15/03 Folder : Adler, Walter 1965
- CMST 15/04 Folder : Adzija, Nikola 1963-1969
- CMST 15/05 Folder : Air France 1961
- CMST 15/06 Folder : Altaraz, I.M. - Brookside School 1948
- CMST 15/07 Folder : American Academy of Arts and Letters 1970
- CMST 15/08 Folder : Archives of American Art (Smithsonian Institution) 1974-1977
- CMST 15/09 Folder : Art Gallery, Dubrovnik - Suljak, T., Director 1969
- CMST 15/10 Folder : Arthritis and Rheumatism Foundation 1964
- CMST 15/11 Folder : Ashbaugh
- CMST 15/12 Folder : Bacsik, Fred 1968
- CMST 15/13 Folder : Bagnell, Prisca 1956-1976
- CMST 15/14 Folder : Bakarik, Vladimir 1967
- CMST 15/15 Folder : Balokovic, Joyce 1965
- CMST 15/16 Folder : Banac, Milica 1963
- CMST 15/17 Folder : Banks, Minya 1963
- CMST 15/18 Folder : Barbic, Vesna - Zagreb Gallery 1964-1976
- CMST 15/19 Folder : Bayshore Apartments 1964
- CMST 15/20 Folder : B. Beaty Julian Jr. 1971
- CMST 15/21 Folder : Bebic, Bosko 1974
- CMST 15/22 Folder : Becllar, Jayne 1971
- CMST 15/23 Folder : Beeler, Gordon and Kathleen
- CMST 15/24 Folder : Benavides, Isabel 1955
- CMST 15/25 Folder : Bergin, Thomas and Barbara 1971
- CMST 15/26 Folder : Berta, D. 1924-1932
- CMST 15/27 Folder : Bianca, Sr. 1968
- CMST 15/28 Folder : Bianchi, Rosetta 1964
- CMST 15/29 Folder : Bibersteinimans 1957-1958
- CMST 15/30 Folder : Biddle, James 1974
- CMST 15/31 Folder : Bitker, Marjorie 1963
- CMST 15/32 Folder : Blue Cros Hospital Service 1962
- CMST 15/33 Folder : Borchers, Fr. Clement - Glenmary Home Missioners 1963
- CMST 15/34 Folder : Boskovska, Sofia 1955
- CMST 15/35 Folder : Brajovik, Dusanka and Jokas
- CMST 15/36 Folder : Breen, Joseph Rev. 1971
- CMST 15/37 Folder : Brent, Adalie and Sue 1963-1975
- CMST 15/38 Folder : Brkic, Ksenija 1952
- CMST 15/39 Folder : Buenger, Gertrude 1957
- CMST 15/40 Folder : Burgacscri, Rura 1946
- CMST 15/41 Folder : Burtchaell, Fr. James, C.S.C. 1972-1979
- CMST 15/42 Folder : Callahan, John and Dorothy 1962-1976
- CMST 15/43 Folder : Caponigri, Mr and Mrs Aloisius 1970
- CMST 15/44 Folder : Central Bank of Ireland - C.A. Carroll, 1965
- CMST 15/45 Folder : Ceramics Monthly 1954
- CMST 15/46 Folder : Chapleau, Roper, McInerny, and Farabaugh 1972-1976
- CMST 15/47 Folder : The Chase National Bank 1947-1954
- CMST 15/48 Folder : Chemical Corn Exchange Bank 1959
- CMST 15/49 Folder : Cheney, Sheloon 1964
- CMST 15/50 Folder : Chesnie, Henrietta 1964
- CMST 15/51 Folder : Chicago Arts Festival - Jordan Miller 1962
- CMST 15/52 Folder : Germaine, Sr. Claire 1963-1975
- CMST 15/53 Folder : Claret, Sr. 1964-1965
- CMST 15/54 Folder : Collins, Mary - Maid
- CMST 15/55 Folder : Consulate General, New York 1971
- CMST 15/56 Folder : Thomas Cook and Son 1960
- CMST 15/57 Folder : Corcoran, John and Maryann 1960
- CMST 15/58 Folder : Country Beautiful Corporation 1974
- CMST 15/59 Folder : Crnic, Ivo and Vera (Guga) 1971
- CMST 15/60 Folder : Croatian Board of Trade 1960
- CMST 15/61 Folder : Croatian Foundation of America 1969-1970
- CMST 15/62 Folder : Crowford, Dr. 1948
- CMST 15/63 Folder : Cuffney, Beatrice 1965-1971
- CMST 15/64 Folder : Curcin, Dara 1960-1964
- CMST 15/65 Folder : Curcin, Milan: Letters from O.M. and Children