Here is a sample of the books about Denmark and the Danish culture in the Chilson Collection and the Mahoney Music Collection.
Crichton, Andrew. Scandinavia, ancient and modern: being a history of Denmark, Sweden, and Norway: comprehending a description of these countries, an account of the mythology, government, laws, manners, and institutions of the early inhabitants, and of the present state of society, religion, literature, arts, and commerce. With illustrations of their natural history. Edinburgh: Oliver & Boyd, 1838. Chilson DL 46 .C75x 1838
Larsen, Anton Laurentius. Dansk-norsk-engelsk ordbog Kjøbenhavn, Gyldendalske boghandels forlag .F. Hegel & søn, 1880. Chilson PD 3640 .L18
Andersen, H. C. (Hans Christian). Only a fiddler: and O.T. or life in Denmark. London: Richard Bentley, 1845. Mahoney PT 8110. K8 E5 1845
Musikhistorisk museum. Das Musikhistorische Museum zu Kopenhagen: beschreibender Katalog. Kopenhagen: G.E.C. Gad; Leipzig: Kommissionsverlag von Breitkopf & Härtel, 1911. Mahoney ML 462 .C77 M84 1911
Hjorth, Arne. Danish violins and their makers. Copenhagen: E. Hjorth, 1963. Mahoney ML 404 .H55 1963
Happy Danish Days in Viborg South Dakota this July 20-22, 2012.