Forskelligartet notemateriale som Kålund skrev i forbindelse med sit arbejde for Dansk biografisk Lexikon, inklusiv trykte tekster og breve til ham fra:
- Jón Þorkelsson, dateret May 07, 1886 (bl. 9-10) og January 14, 1892 (bl. 11);
- Carl Bricka, dateret July 07, 1885 (bl. 30), September 19, 1885 (bl. 33), September 14, 1886 (bl. 35), April 23, 1893 (bl. 171), May 10, 1893 (bl. 172), November 24, 1892 (bl. 194), October 28, 1896 (bl. 294), March 29, 1898 (bl. 370), January 31, 1898 (bl. 394), February 11, 1898 (bl. 396), April 12, 1899 (bl. 397), September 26, 1901 (bl. 449), December 20, 1901 (bl. 556), September 02, 1902 (bl. 587), April 29, 1903 (bl. 565);
- Þorkell Bjarnason, dateret May 03, 1887 (bl. 37);
- Jón Árnason, dateret May 04, 1885 (bl. 48);
- Pálmi Pálsson, dateret February 18, 1886 (bl. 49), March 20, 1894 (bl. 195), March 18, 1897 (bl. 264-265), September 07, 1892 (bl. 631);
- Henning Frederik Feilberg, dateret September 08, 1890 (bl. 62-65);
- Halldór Kr. Friðriksson, dateret March 23, 1889 (bl. 67);
- Tryggvi Gunnarsson, dateret February 04, 1889 (bl. 118) og April 07, 1900 (bl. 444-445);
- Jón Helgason, dateret March 28, 1892 (bl. 136-138), April 01, 1892 (bl. 139), February 10, 1899 (bl. 300), June 16, 1898 (bl. 361-362), September 01, 1898 (bl. 359-360), February 06, 1904 (bl. 591-592), March 19, 1903 (bl. 595);
- Svb. Sveinbjornsson, dateret April 28, 1892 (bl. 149);
- Kr. Havstein, dateret November 28, 1892 (bl. 161);
- V.U. Hammershaimb, dateret April 05, 1892 (bl. 180-182) og June 13, 1896 (bl. 183-184);
- Matthías Jochumsson, dateret January 08, 1887 (bl. 213-214);
- Eirikr Magnússon, dateret February 16, 1895 (bl. 255);
- Arnljótur Ólafsson, dateret August 05, 1896 (bl. 304);
- Jón Ólafsson, dateret February 09, 1898 (bl. 320);
- Bjorn M. Ólsen, dateret February 09, 1898 (bl. 328-329);
- Christopher Zytphen-Adeler, February 20, 1902 (bl. 453), October 29, 1902 (bl. 557);
- Jón Þorkelsson, dateret August 04, 1887 (bl. 501);
- Konrad Maurer, dateret June 16, 1889 (bl. 576).
