This list is in chronological order, as the letters appear in the box. This list does not include letters from Knut Hamsun or Bjornstjerne Bjornson, which appear in separate folders in Box 56. Letters from many of the authors may also appear elsewhere in the Anderson Papers. This list was prepared by Robert Bjerke of the University of Wisconsin Department of Scandinavian Studies in August 1965.

• R. Rask to Larsen, 25 April 1823
• C. C. Rafn to Professor L. Abrahams, 16 April 1849
• Autograph poem “Til Frue Julie Winther” by A. Munch
• P. Chr. Asbjornsen to Bogbinder og Kunsthandler Thorkildsen, 6 October 1869
• Alexander Bull to B. W. Suckow, 1 July 1870
• R. B. Anderson and 30 others to Ole Bull, 16 July 1873
• Jon Borkelsson, 4 September 1874, with copy of article “Dagmalastaor og eyktarstaor”
• Laur Larsen, 12 September 1874
• Th. Mobius, 12 November 1875
• H. E. Shepherd to Messers Griggs and Co., 11 November 1874
• Clems Petrn (Clemens Petersen]], 1 May 1874
• Jon Sigurosson, 26 May 1875
• Kristofer Janson, 8 June 1875
• Jon A. Hjaltalin, 13 October 1875
• Matthias Jochumsson, 19 October 1875
• Kristofer Janson, 19 October 1875
• Eirikr Magnusson, 19 October 1875
• George Stephens, 6 December 1876
• F. A. Schmidt, postcard
• John Fiske, 22 November 1875
• F. Max Muller, 21 November 1875
• George Stephens, 11 December 1875
• K. Maurer, 18 December 1875
• Kristofer Janson, 28 December 1875
• [Janson], 6 January 1876
• Jonas Lie, 5 April 1876
• Kristofer Janson, 22 April 1876
• Jonas Lie, 27 August 1876
• Jonas Lie, 6 November 1876
• Kristofer Janson, 29 November 1876
• Jonas Lie, 20 March 1877
• Platou, 3 October 187?
• Matth. Jochumsson, 6 October 1877
• Gudbrand Vigfusson, 7 October 1877
• Siegwart Petersen, 15 November 1877
• Oscar Montelius, 14 December 1877
• Matth. Jochumsson, 14 August 1878
• Arne Garborg, 10 September 1878
• Autograph bibliography of the works of Benedict Grondahl
• J. E. Sars, 26 October 1878
• A. Munch, 13 November 1878, with autograph poems: “I Skoven,” “Septemberklarhed,” “Ved Dantes Monument i F1orents,” “Norge i Amerika”
• Kristofer Janson, 1 April 1879
• Gudbrand Vigfusson, 24 May 1879
• Kristofer Janson, 3 June 1879
• Fr. Hegel, 18 June 1879
• Kr. Kalund, 15 December 1879
• Edmund W. Gosse, 24 December 1879
• Ingvald Undset to Professor Stephens, 22 January 1880
• Th. Mobius, 16 February 1880
• Sophus Bugge, 2 March 1880
• Jon Borkelsson, 30 July 1880
• Edmund W. Gosse, 2 August 1880
• Jon Borkelsson, 16 October 1880
• J. Svendsen, 28 December 1880
• K. Maurer, 29 December 1880
• A. Munch, 1 February 1881, with autograph poems: “De norske Studenter til Ole Bull (10 December 1848)”, “Ved en Afskedsfest for Ole Bull den 9. Januar 1842 af Theatrets og Orchestras Medlemmer i Christiania blev folgende Sang til ham afsunget, til en Melodi of bans egen,” and “Ole Bulls Dod (Juli 1880)”
• K. Knudsen, 5 December 1881
• Georg Brandes, 1 March 1881
• Jonas Lie, 11 March 1881
• Jonas Lie, 25 May 1881
• 0. Thommessen, 28 May 1881
• A. Munch,10 June 1881
• Chr. Tonsberg, 21 June 1881
• Jon Borkelsson, 8 July 1881
• Fr. W. Horn, 13 August 1881
• Georg Brandes, 17 August 1881
• Svend Grundtvig, 18 October 1881
• K. Maurer, 30 October 1881
• Georg Brandes, 15 November 1881
• Viktor Rydberg, 30 November 1881
• K. Maurer, 20 December 1881
• Fr. Hegel, 12 January 1882
• Georg Brandes, 8 March 1882
• Olaf Skavlan, 12 April 1882
• P. Chr. Asbjornsen, 17 April 1882
• P. Chr. Asbjornsen, 26 April 1882, calling card
• K. Maurer, 5 March 1882
• Caroline Rafn, 7 June 1882
• P. Chr. Asbjornsen, 24 June 1882
• Henrik Ibsen, 14 September 1882
• K. Knudsen, 21 May 1883
• Sophus Muller, 2 November 1883, to G, Stephens
• Georg Brandes, 9 November 1883
• Henrik Jaeger, 6 December 1883
• Henrik Jaeger, 28 February 1884
• S. A. Hedlund, 19 February 1885
• Collet, 20 September 1885
• Morgenbladets Redaktion, 16 December 1885
• Fr. W. Horn, 17 December 1885
• John Paulsen, 1 February 1886
• Bryn Julfson, 21 January 1886
• K. Knudsen, 8 March 1886
• J. Sverdrup, 17 March 1886
• P. Mariager, 21 March 1886
• C. Rostrum, 8 April 1886
• Schandorph, 13 April 1886
• Holger Drachmann, 3 April 1886
• Eirikr Magnusson, 10 May 1886
• K. Knudsen, 12 May 1886
• MS of “Mod en Femtidalerseddel” by Henrik Wergeland
• Carl Warmuth, 4 June 1886
• H. Wergeland, 13 June 1886
• H. Lassen, 17 June 1886
• H. Lassen, 9 August 1886
• S. A. Hedlund, 15 September 1886
• George Stephens, 17 September 1886
• S. A. Hedlund, 21 September 1886
• S. A. Hedlund, 23 September 1886
• Chr. Tonsberg, 6 October 1886
• Matth. Joch., 12 October 1886
• Antoinette Meyn, 24 October 1886
• Antoinette Meyn, 12 March 1894, calling card
• Sophus Muller, 10 November 1886
• S. Bauditz, 21 November 1886
• Sophus Muller, 28 November 1886
• G. Brandes, 29 November [1886?]
• G. Brandes, 10 December 1886
• K. Knudsen, 11 December 1886
• Ole Bull to Secretary of State William Ewarts, undated
• Autograph poem “Norge til Amerika ved Ole Bulls Didreise” by Henrik Wergeland, presented to Bull by Wergeland; also a lock of Wergeland's hair
• Sophus Bugge, 14 January 1887
• Amalie Skram, 2 February 1887
• J. Svendsen, 25 January 1887
• A. O. E. Skram, 3 February 1887
• Ludv. Wimmer, 18 November 1887
• Stephan Sinding, 23 February 1887
• J.C. Poestion, 24 March 1887
• H. Wergeland, 6 May 1887
• Chr. Tonsberg, 9 May 1887
• Chr. Tonsberg, 1 June 1887
• Schandorph, 6 June 1887
• F. Boysen, 26 June 1887
• C. Borch, 21 July 1887
• Gina Krog, 25 August 1887
• Laura Kieler, 8 September 1887
• Angelo De Gubernatis, 17 November 1887
• Gina Krog, 16 October 1887
• J. Bennetter, 19 October 1887
• Georg Brandes, 16 November 1887
• Viktor Rydberg, 20 November 1887
• Oscar [II], 19 Deo 1887
• Otto Crintsskbold, 20 December 1887
• Gerda Brandes, 31 December 1887
• J. E. Sars, 1 January 1888
• Johannes Steenstrup, 8 January 1888
• Vilhelm Bergsdo, 1 January 1888
• Gerda Brandes, 12 January 1888
• Autograph biographical sketch of Victoria Benedictsson
• L. Daae, 10 January 1888
• Viktor Rydberg, 11 January 1888
• C. Hostrup, 19 January 1888
• Carl Lumholtz, 24 February 1888
• Stephan Sinding, 27 February 1888
• J. Bennetter, 12 March 1888
• Viktor Rydberg, 23 August 1888
• J. J. Weber, 2 ? 1885
• Elise Bjornson, 16 September [1888]
• Ludvig Wimmer, 10 January 1888
• Elise Bjornson, 5 October 1888
• Matth. Jochumsson, 9 October 1888
• Carl Lumholtz, 19 October 1888
• Schandorph, 25 November 1888
• George Stephens, 1 December 1888, and copy of a letter to The Nation
• S. Laing, 4 December 1888
• S. A. Hedlund, 4 December 1888
• Viktor Rydberg, 21 December 1888
• Viktor Rydberg, 24 December 1888, calling card
• Stephan Sinding, 8 January 1889
• Elise Bjornson, 16 January 1889
• K. Knudsen, 23 January 1889
• Stephan Sinding, 24 January 1889
• Matt. Bewer, 30 January 1889
• Georg Brandes, 31 January 1889
• Georg Brandes, 31 January 1889 [another one)
• Sophus Muller, 31 January 1889
• Stephan Sinding, 9 February 1889
• L. Frolich, 20 February 1889
• Viktor Rydberg, 9 March 1889
• Jul. Lange, 17 March 1889
• L. Frolich, 24 March 1889
• Stephan Sinding, 15 April 1889
• Georg Brandes, 5 May 1889
• Susan Rydberg, 9 May 1889
• S. A. Hedlund, 25 May 1889
• Crintsskold, 29 June 1889
• Matth. Jochumsson, 28 July 1889
• Viktor Rydberg, 11 July 1889
• Viktor Rydberg, 30 August 1889
• K. Maurer, 14 November 1889
• S. Bauditz, 10 January 1891
• Sophus Muller, 27 January 1891
• Otto Sinding, 5 February 1891
• Christiane Rafn, 16 March 1891
• Gina Oselir to Randall, 29 March 1891
• Christian Teilman, 18 July 1891
• Christian Teilman, 14 October 1891
• Caroline Rafn, 15 November 1891
• Christian Teilman, 15 December 1891
• Stephan Sinding, 11 Oeb 1892
• Georg Brandes, 25 March 1892
• O. A. Overland, 20 September 1892
• Car. Gudrid Rafn, 9 December 1892
• Christian Teilman, 11 January 1893
• Christian Teilman, 14 March 1893
• L. Frolich, May 1893
• Antoinette Meyn, 9 October 1893
• Matth. Jochumsson, 20 January 1894
• L. Frolich, 13 February 1894
• Antoinette Meyn, 2 April 1894
• Einar Bjornson, 6 December 1894
• Fridtjof Nansen, 15 October 1896
• Finnur Jonsson, 30 April 1897
• J. C. Poestion, 19 January 1898
• J. circa Poestion, 10 January 99
• Clara Tschudi, 7 June 04
• Laur Larsen, 23 January 09
• R. B. Anderson to “Min kjaere gamle laerer,” 25 January 09
• Laur Larsen, 26 January 09
• Laur Larsen, 30 January 09
• Garda Brandes
• Garda Brandes
• Elisabeth Sohoen
• Schandorph
• Schandorph
• Autograph of R. Rask
• Christiane Rafn, 23 April
• Dagmar Rafn
• Magdalena Thoresen, 19 September
• Clemens Petersen
• John Paulsen
• John Paulsen, calling card
• John Paulsen
• Magnus Lagerberg
• Otto Sinding
• Newspaper clipping, “Norwegian Poets on Abraham Lincoln” by Julius E. Cason
• Kristofer Janson
• Amalie Skram, 25 April
• “Sinding Larsen's Tillaegsbemaerkninger til Dr. W. Horns Biografie”
• Camilla Collett, 28 February
• “Din Mo'r er dod” by Kristofer Janson
• Stephan Sinding
• S. A. Hedlund
• Stephan Sinding
• Lorens Frolich, calling card
• Ole Bull, card with introduction