1. 1850. 6 cuartos black. "A" postmark, in Burgos blue. MAGNIFICENT AND UNUSUAL IN BLUE. (Pre-philatelic front included for comparison of the mark)
Online Stamp Auction Spain and Colonies #133
Thursday, 23 July 2026 | 15:00
Lot 3153
Starting price
125€
Price realised
180€
Technical editor of the description:
Diego Gutiérrez Carranza
dgutierrez@iberphil.com
Diego Gutiérrez Carranza
Junior philatelic technician of Spain and Colonies
dgutierrez@iberphil.com