Pirajá da Silva Commemorative
Brazil · 1959 · Cr$ 2,50
A commemorative stamp featuring a portrait of Brazilian physician Pirajá da Silva alongside a microscopic illustration of *Schistosoma mansoni*.
Issued in 1959, this stamp likely commemorates the 50th anniversary of Pirajá da Silva's significant work related to *Schistosoma mansoni*, a parasitic worm causing schistosomiasis.
Printing Method
Offset
Image: Unknown author<span style="display: none;">Unknown author</span> · License: Public domain
Estimated Values by Condition
Perfectly centered, fresh, no faults
Well centered, fresh colors
Nicely centered, minor flaws
Average centering, acceptable
Off-center or visible wear
Prices are approximate market estimates for educational purposes. Actual values depend on specific factors including cancel type, margins, and provenance.
