- UPEL 66/15 Letter : Albert B. Casey to AM 1898/0911
- UPEL 66/15 Letter : Mrs. N.K. Clennon to Sister Aloysius 1898/0911
- UPEL 66/15 Letter : Cora A. Bailey to Sister M. Aloysius; letter from Cora A. Bailey to Brother Cajetan from 25 March 1897 attached 1898/0912
- UPEL 66/15 Letter : M.J. Buck to AM 1898/0912
- UPEL 66/15 Letter : William E. Barrett to AM 1898/0912
- UPEL 66/15 Letter : J.S. Bosworth to AM 1898/0914
- UPEL 66/15 Letter : Guy T. Ahrens to AM 1898/0914
- UPEL 66/15 Letter : Mrs. J. Burns to AM 1898/0914
- UPEL 66/15 Letter : S. Casparis to My Dearest Kenneth 1898/0914
- UPEL 66/15 Letter : J.M. Corre to AM 1898/0916
- UPEL 66/15 Letter : Mrs. Purnell to AM 1898/0916
- UPEL 66/15 Letter : Clara Brice Wales to AM 1898/0918
- UPEL 66/15 Letter : Pilar P. de Belhan to AM 1898/0919
- UPEL 66/15 Letter : P.C. Boyle to AM 1898/0920
- UPEL 66/15 Letter : M.J. Buck to AM 1898/0920
- UPEL 66/15 Letter : Pedro P. Arana to President of the Univeristy 1898/0921
- UPEL 66/15 Letter : J.J. Abercrombie to Brother Paul Hermit 1898/0921
- UPEL 66/15 Letter : Mrs. T.F. Butler to My Darling Tommy 1898/0921
- UPEL 66/15 Letter : M.J. Bligh to M.E. Bligh 1898/0921
- UPEL 66/15 Letter : D.J. Brennan to AM 1898/0921
- UPEL 66/15 Letter : M. Crunican to Rev. Sir 1898/0922
- UPEL 66/15 Letter : Mamma [Mrs. Purnell] to My Dear Boy [Robby Clarke] 1898/0924
- UPEL 66/15 Letter : A.M. Becker to AM 1898/0924
- UPEL 66/15 Letter : D.J. Brennan to AM 1898/0924
- UPEL 66/15 Letter : John Brady to AM 1898/0926
- UPEL 66/15 Letter : M.F. Burke to AM 1898/0926
- UPEL 66/15 Letter : Mrs. Mollie G. Butler to AM 1898/0927
- UPEL 66/15 Letter : Guy T. Ahrens to AM 1898/0928
- UPEL 66/15 Letter : M.R. Burger to AM; letter M.R. Burger to Dear Sir from 1 Sept 1898 attached 1898/0928
- UPEL 66/15 Letter : T.Barry to AM 1898/0929
- UPEL 66/15 Letter : Frank Baackes to AM 1898/0929
- UPEL 66/15 Letter : John G. Berger to Dear Sir 1898/0929
- UPEL 66/15 Letter : Mrs. L.P. Best to Brother Paul Hermit 1898/0929
- UPEL 66/16 Letter : P.A. Boyle to AM 1898/1001
- UPEL 66/16 Letter : E.B. Callahan to Rev. Sir 1898/1004
- UPEL 66/16 Letter : S.E. Bloch to AM 1898/1004
- UPEL 66/16 Letter : James O'Shaughnessy / The Chicago Chronicle to AM regarding the Spanish American War in Cuba and two Spanish Flags from the City of Santiago that O'Shaughnessy brought back to the United States 1898/1005
- UPEL 66/16 Letter : Mamma [Mrs. Purnell] to My Little Darling [Robbie Clarke] 1898/1005
- UPEL 66/16 Letter : Thomas Brady to AM 1898/1006
- UPEL 66/16 Letter : Mrs. John Joseph Abercrombie to AM 1898/1007
- UPEL 66/16 Letter : Mrs. N. Bough to AM 1898/1007
- UPEL 66/16 Letter : F. Baackes to UND 1898/1009
- UPEL 66/16 Letter : J.A. Baloun to AM 1898/1010
- UPEL 66/16 Letter : Teresa E. Carney to AM 1898/1011
- UPEL 66/16 Letter : Mrs. John Joseph Abercrombie to AM 1898/1011
- UPEL 66/16 Letter : Frank Clarkson to AM 1898/1012
- UPEL 66/16 Letter : J.J. Abercrombie to AM 1898/1012
- UPEL 66/16 Letter : Mrs. John Joseph Abercrombie to Brother Paul Hermit 1898/1013
- UPEL 66/16 Letter : Guy T. Ahrens to AM 1898/1013
- UPEL 66/16 Letter : Frank Clarkson to AM 1898/1014
- UPEL 66/16 Letter : Mrs. P.T. Barry to AM 1898/1014
- UPEL 66/16 Letter : Margaret H. Brugh to Dear Sir 1898/1016
- UPEL 66/16 Letter : William E. Barrett to AM 1898/1017
- UPEL 66/16 Letter : Joseph E. Corby to My Dear Father 1898/1017
- UPEL 66/16 Letter : W.H. Allen to Dear Sirs 1898/1018
- UPEL 66/16 Letter : Ed. Bugee to AM 1898/1019
- UPEL 66/16 Letter : M.H. Allen to AM 1898/1021
- UPEL 66/16 Letter : Frank Baab to AM 1898/1022
- UPEL 66/16 Letter : J.J. Abercrombie to AM 1898/1025
- UPEL 66/16 Letter : C.A. Brehmer to AM 1898/1026
- UPEL 66/16 Letter : Mrs. J.J. Crowley to AM 1898/1027
- UPEL 66/16 Letter : William J. Burke to AM 1898/1027
- UPEL 66/16 Letter : Mary Baer to Reverend Father 1898/1028
- UPEL 66/16 Letter : Mrs. K. Burke to AM 1898/1031
- UPEL 66/16 Letter : Sister M. Ambrose to AM 1898/1031
- UPEL 66/17 Letter : J.J. Abercrombie to AM 1898/1104
- UPEL 66/17 Letter : John Bouza to AM 1898/1105
- UPEL 66/17 Letter : S.E. Bloch to AM 1898/1107
- UPEL 66/17 Letter : C. Coolidge to AM 1898/1110
- UPEL 66/17 Letter : John Brown to AM 1898/1111
- UPEL 66/17 Letter : P.C. Boyle to AM 1898/1112
- UPEL 66/17 Letter : Francis W. Barton to AM 1898/1113
- UPEL 66/17 Letter : Guy T. Ahrens to AM 1898/1116
- UPEL 66/17 Letter : The John Church Company to Brother Paul Hermit 1898/1117
- UPEL 66/17 Letter : Dad [H.A. Britt] to My Dear Harry 1898/1117
- UPEL 66/17 Letter : John Banholzer to AM 1898/1118
- UPEL 66/17 Letter : T. Baackes to Gentlemen 1898/1129
- UPEL 66/17 Letter : Marian N. Abercrombie / J.J. Abercrombie to AM 1898/1130
- UPEL 66/18 Letter : Sister M. Ambrose to AM 1898/1202
- UPEL 66/18 Letter : Louisa Bernero to Dear Son John 1898/1208
- UPEL 66/18 Letter : P.C. Boyle to AM 1898/1212
- UPEL 66/18 Letter : George Bohner to AM 1898/1213
- UPEL 66/18 Letter : M.J. Bligh to AM 1898/1215
- UPEL 66/18 Letter : J.J. Abercrombie to AM 1898/1216
- UPEL 66/18 Letter : Charles E. Bortell to My Dear Boys 1898/1216
- UPEL 66/18 Letter : S.E. Bloch to AM 1898/1217
- UPEL 66/18 Letter : William E. Barrett to AM 1898/1219
- UPEL 66/18 Letter : Guy T. Ahrens to AM 1898/1219
- UPEL 66/18 Letter : P.A. Boyle to AM 1898/1221
- UPEL 66/18 Letter : Rev. George Lauer [?] to AM regarding Becker 1898/1223
- UPEL 66/18 Letter : Martin J. Bligh to AM 1898/1223
- UPEL 66/18 Letter : John Bouza to AM 1898/1223
- UPEL 66/18 Letter : A.M. Becker to AM 1898/1224
- UPEL 66/18 Letter : Frank Baab to AM 1898/1224
- UPEL 66/18 Letter : Mrs. E. Abrahams to AM 1898/1228
- UPEL 66/19 Letter : P.A. Boyle to AM 1899/0101
- UPEL 66/19 Letter : Edward W. Bruder to AM 1899/0103
- UPEL 66/19 Letter : George Bohner to AM 1899/0103
- UPEL 66/19 Letter : J.S. Bosworth to AM 1899/0106
- UPEL 66/19 Letter : C.H. Bradbury to [?] regarding UND versus Estate of A. Brown 1899/0106