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common1945-1980
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
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