Seal of Walter Gournay

From Inquiries into the Origin and Process of the Science of Heraldry in England by James Dallaway, p445

Blazon: Paly of six or and azure

Arms of Michael I Apafi

Prince of Transylvania 1662-1690 (1632-1690)

Blazon: Per pale I per fess argent and azure, a demi-eagle displayed issuant from the partition line sable, armed or, langued gules, II or seven towers gules 3, 3, and 1; on a chief azure in dexter a sun or and in sinister a crescent increscent argent; overall in the fess point an escutcheon azure a vine palewise proper surmounted by a sword bendwise sinister argent, hilted or, overall a helmet of the second within a bordure of the third (Apafi)

When the nation was distracted by the contentions of the houses of York and Lancaster, arms were universally used, and most religiously and pertinaciously maintained.

– From Inquiries into the Origin and Process of the Science of Heraldry in England by James Dallaway, p150

Arms of John Kemeny

Prince of Transylvania 1661-1662 (1607-1662)

Blazon: Per pale I per fess argent and azure, a demi-eagle displayed issuant from the partition line sable, armed or, langued gules, II or seven towers gules 3, 3, and 1; on a chief azure in dexter a sun or and in sinister a crescent increscent argent; overall in the fess point an escutcheon argent, a demi-stag gules attired and issuant from a crown or (Kemeny)