# 1437 (1971) San Juan - Mr. Zip, Sgl, LL, MNH
Regular price
$0.25
Sale
US 1971
SAN JUAN
450th Anniversary; Sentry Box, Morro Castle, San Juan.
Commonly known as El Morro, it is a fortification built in San Juan in the 16th Century when Puerto Rico was under Spanish rule.
Water Activated Gum
Scott 1437
Perforated 11
Lower Left Stamp Mr. Zip Single
Water Activated Gum
Scott 1437
Perforated 11
Lower Left Stamp Mr. Zip Single
Mint Never Hinged