I have a book published by Halbert's, Inc. Copyright 1982.Author Sharon Taylor. The title; The Amazing Story of the Linthicums In America. In this book there is a Coat of Arms for the name Linthicum. Discription; Divided into three horzontal bands; The first is blue and bears two naturally colored twinflower, national flower of Sweden; The second band is white; The third is red and bears two naturally colored roses, national flower of England, Placed side by side; a naurally colored cat-a-mountain rampant, emblem of Holland is placed over all. The background colors are the colors of Holland.Everything I have on my fathers family his fathers side came from wales to Delaware 1742. His mothers side imigrated from Ireland to Delaware in delaware.