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common1945-1980
San Juan, Puerto Rico 450th Anniversary
United States · 1971 · 8¢
The stamp features a detailed illustration of a sentry box from Castillo de San Felipe del Morro, a historic fortress in San Juan, Puerto Rico.
This stamp commemorates the 450th anniversary of the founding of San Juan, Puerto Rico, a city established in 1519 with fortress construction beginning in 1539.
Printing Method
Engraved
Image: Bureau of Engraving and Printing · License: Public domain
View on Wikimedia CommonsEstimated Values by Condition
Superb(S)
$1Perfectly centered, fresh, no faults
Extremely Fine(XF)
$0.75Well centered, fresh colors
Very Fine(VF)
$0.5Nicely centered, minor flaws
Fine(F)
$0.25Average centering, acceptable
Good(G)
$0.15Off-center or visible wear
Prices are approximate market estimates for educational purposes. Actual values depend on specific factors including cancel type, margins, and provenance.
