antique calling card case
keep background work dark, apply patina to front area turning pewter work black only polish up the raised areas using metal polish and a soft cotton cloth, don't get polish on areas you want dark. Once you are happy with the 'silver' on embossed areas buffing up background with clean cloth. pewter is a mixed metal, don't be distressed should background be a bit streaky or have a bit of copper coming through. overall look should be ancient or weathered. Spray clear vanish to protect the shine.
"Morning Glow" Encaustic Art with Pearls and stuff by Cathy Heery from Intrinsic Designs