★ 67hh. 1937. 60 cts yellow. DOUBLE OVERLOAD, in blue and red. MAGNIFICENT AND EXTREMELY RARE, MENTIONED IN THE REGUANT CATALOGUE AS A COLOR TRIAL AND HIGHLIGHTING ITS RARENESS.
Online Stamp Auction Spain and Colonies #133
Thursday, 23 July 2026 | 15:00
Lot 4383
Starting price
50€
Price realised
60€
Technical editor of the description:
Hermenegildo Trillo Barragán
htrillo@iberphil.com
Hermenegildo Trillo Barragán
Philatelic technician of Spain, Colonies and Worldwide
htrillo@iberphil.com