If you think you have heraldry in your heritage, try these library resources:
Burke’s Genealogical and Heraldic History of the Landed Gentry: Including American Families with British Ancestry, 3 vols., by Sir John Bernard Burke (Burke’s Peerage). (Burke compiled numerous volumes of heraldic history besides these.)
Founders of Early American Families: Emigrants from Europe, 1607-1657 by Meredith B. Colket, Jr. (General Court of the Order of Founders and Patriots of America)
New England Historical and Genealogical Register. See volumes 82 (Apr. 1982); 86 (July 1932); 106 (July and October 1952); 107 (January, April, July and October 1953); 112 (July and October 1958); 122 (January, April and July 1968); 125 (July and October 1971); 133 (April 1979); 145 (October 1991); and 146 (July 1992).