Wearing apparel worn by Danish man entering Ellis Island: https://www.buzzfeed.com/matthewtucker/colourised-photos-of-ellis-island-immigrants-from-the-ear?utm_term=.gsKam39yy#.sn1veZWGG
See the magazine: Dragtjournalen for interesting articles about clothing used through the centuries. Vol. 2 No. 3 2008 has several articles about Bornholm. See http://www.dragt.dk/dragtjournalen for online articles.