1. 1850. 6 quarter black (I-15). Postmark "A", Rivadeo red subscription. MAGNIFICENT AND VERY RARE, SPECTACULAR PRINTING. Cert. GRAUS. (pre-philatelic letter is attached for brand comparison).
Online Stamp Auction Spain and Colonies #116
Tuesday, 23 July 2024 | 15:00
Lot 338
Starting price
450€
Price realised
450€