crown, imperial

Dimensions:
Arms Quarterly 1 & 4. Argent a heart gules ensigned of an imperial crown on a chief azure three mullets argent (Douglas) 2 & 3. Azure a bend between six cross crosslets fitchy or (Mar) the whole within a bordure or charged with a double tressure flory counterflory gules Supporters Two pegasuses Crest A heart gules ensigned with an imperial crown between two wings Coronet of a Marquess Motto FORWARD