Arne Brekke led the effort to compile bygdebøker, Norwegian genealogical and cultural information. Genealogical 26 VIKING MAY 2019 sonsofnorway.com Treasure Trove Nearly 40 years ago in North Dakota, Arne Brekke and Colleen Warner began amassing what would become one of the largest collection of Norwegian history books in America. BY CHRISTINE JOHNSON PHOTO BY JACKIE LORENTZ/UNIVERSITY OF NORTH DAKOTAhttp://www.sonsofnorway.com