91 | Spain

Automatically generated translation

△ 1A. 1850. 6 cuartos black, on fragment. Mixed postmark Baeza MADRID / CAST.LA.N and pre-philatelic GRILL OF MADRID. MAGNIFICENT AND ONE OF THE MOST SPECTACULAR PIECES OF THIS POSTMARK, ILLUSTRATED IN THE FIRST WORK ON THE 6 CUARTOS OF 1850 BY DON JULIAN ZUAZO PUBLISHED IN 1924.