Scots-Irish Links 1575-1725. Part EightThis is the seventh volume (eighth part) in a series compiled by Dr. Dobson to identify as many as possible of the roughly 100,000 Lowland Scots who migrated to Ulster between 1575 and 1725 many of whose progeny may have immigrated to America. Following are a handful of the sources consulted by the author for this volume: Glasgow Burgess Roll; Catalogue of Graduates of the University of Dublin; Regimental History of the Covenanting Armies, 1639 1651;