3 links
Danish Immigration to America: An Annotated Bibliography of Resources
loc.gov
Research guide and annotated bibliography of Scandinavian and Danish Immigration, presented by the Library of Congress.
Danish Sisterhood of America
danishsisterhood.org
Offers information about the culture and history of Danish Americans.
National Danish-American Genealogical Society
danishgenealogy.org
Exploring and exchanging information on Danish history, ancestry and research methods.