Coat of Arms of Thomas McKean
Bolton's American Armory. Boston: F. W. Faxon Co, 1927 &amp; Irving's "Life of Washington/' Vol. 1, pp. 17, 23 and 24; also Schroder's "Life and Times of Washington/' Vol. 1, pp. 13 and 19 for the crest
Glasshouse using elements by Sodacan