|John de Havilland UTERMARCK|
Bailiff of Guernsey
Lt Col Reginald John Guthrie UTERMARCK
|Per fess Or and Azure in chief a sprig of three rose leaves slipped Vert and in base a mullet of six points of the first pierced of the field.||a) Harleian Society's Grantees of Arms
Uttermarck,.... of Manor Place and St Peter Port, Guernsey, Queen's Procureur-General , Vol. LVI, fol. 209.
b) Fox-Davies Armorial Families 1902
c) London Gazette