SWAZILAND 1974 TEMPORARY POST OFFICE/UPU CENTENARY PHOTO PROOF SIGNED BY DESIGNER
10c Mbabane Temporary Post Office/UPU Centenary large-format photographic proof of artwork with unadopted King Sobhuza II portrait. Signed by the designer, Richard Granger Barrett. Very scarce. Offered with RPSL certificate of authenticity. SG216var; SC215var