Czaja, R. Anne Bysted, Carsten Selch Jensen, Kurt Villads Jensen, John H. Lind, Jerusalem in the North: Denmark and the Baltic Crusades, 1100–1522 (Outremer: Studies in the Crusades and the Latin East, Vol. 1), Brepols, Turnhout 2012, 393 pp.+ 57 Figures and 5 Maps. OM 2016, 20, 281-282.