Guns on the Chesapeake The Winning Of America's Independence Williamson, Gene Heftet / 2009 / Engelsk
To the Honourable the Court of Directors for Affairs of the Honourable United Company of Merchants of England Trading to the East Indies. the Memorial of George Williamson, Late Senior Merchant in the Service of the Honourable Company Williamson, George Heftet / 2010 / Engelsk
Miniature Collector - A Guide For The Amateur Collector Of Portrait Miniatures Williamson, George Innbundet / 2010 / Engelsk
