Johnes, Thomas Graham (1748 - 1816) (Stamp 1)
Arms:
Dimensions (height x width): 18mm x 16mm Argent a chevron sable between three martlets on a bordure engrailed azure sixteen plates
Heraldic Charges: bordure engrailedchevron betweenmartlets (3)roundels (16)
The Bibliographical Society of London