Colombia 1871 2c brown mint block of four with error: missing '2' numeral upper right stamp at corner lower right.
<ul><li>Catalogue: Sc. 68, Mi. 58i</li>
<li>Paper: Porous thin wove unwtmk</li>
<li>Perforation: imperforated</li>
<li>Printing: Lithography</li>
<li>Printer: Ayala Medrano Printing Ltd, Bogota</li></ul>
Colombia Post
1871
Self-scanned