(★)1919. Set of five PHOTOENGRAVING PROOFS, from a project not adopted for an Air Mail series, from which the frame and effigy were later used for the UPU series of 1920. MAGNIFICENT AND VERY RARE. (Gálvez CA10/11, CA13/15)
Online Stamp Auction Spain and Colonies #108
Tuesday, 25 July 2023 | 16:00
Lot 747
Starting price
275€