Wilhelm Lassen (Wilhelm Theodor Alexander Lassen) began documenting his own family, but soon found it necessary to record information about other families as the nobility intermarried with each other throughout Norway. The result is an extensive collection of pedigrees, descendant charts, etc., which is available on 41 microfilm reels. | Wilhelm Lassen (Wilhelm Theodor Alexander Lassen) began documenting his own family, but soon found it necessary to record information about other families as the nobility intermarried with each other throughout Norway. The result is an extensive collection of pedigrees, descendant charts, etc., which is available on 41 microfilm reels. |